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Date: Thu, 2 Nov 2017 16:14:14 -0500
From: "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To: Armin Schindler <mac@...ware.de>,
Karsten Keil <isdn@...ux-pingi.de>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
"Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] ISDN: eicon: message: mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.
Addresses-Coverity-ID: 114780
Addresses-Coverity-ID: 114781
Addresses-Coverity-ID: 114782
Addresses-Coverity-ID: 114783
Addresses-Coverity-ID: 114784
Addresses-Coverity-ID: 114785
Addresses-Coverity-ID: 114786
Addresses-Coverity-ID: 114787
Addresses-Coverity-ID: 114788
Addresses-Coverity-ID: 114789
Addresses-Coverity-ID: 114790
Addresses-Coverity-ID: 114791
Addresses-Coverity-ID: 114792
Addresses-Coverity-ID: 114793
Addresses-Coverity-ID: 114794
Addresses-Coverity-ID: 114795
Addresses-Coverity-ID: 200521
Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
drivers/isdn/hardware/eicon/message.c | 70 +++++++++++++++++++++++++++++------
1 file changed, 58 insertions(+), 12 deletions(-)
diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c
index eadd1ed..def7992 100644
--- a/drivers/isdn/hardware/eicon/message.c
+++ b/drivers/isdn/hardware/eicon/message.c
@@ -4501,6 +4501,7 @@ static void control_rc(PLCI *plci, byte req, byte rc, byte ch, byte global_req,
plci->channels++;
a->ncci_state[ncci] = OUTG_CON_PENDING;
}
+ /* fall through */
default:
if (plci->internal_command_queue[0])
@@ -7020,6 +7021,7 @@ static void nl_ind(PLCI *plci)
plci->NL.RNum = 1;
return;
}
+ /* fall through */
case N_BDATA:
case N_DATA:
if (((a->ncci_state[ncci] != CONNECTED) && (plci->B2_prot == 1)) /* transparent */
@@ -9626,9 +9628,9 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
{
case DTMF_LISTEN_TONE_START:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_LISTEN_MF_START:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_LISTEN_START:
switch (internal_command)
@@ -9636,6 +9638,7 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
default:
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities |
B1_FACILITY_DTMFR), DTMF_COMMAND_1);
+ /* fall through */
case DTMF_COMMAND_1:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -9646,6 +9649,7 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
}
if (plci->internal_command)
return;
+ /* fall through */
case DTMF_COMMAND_2:
if (plci_nl_busy(plci))
{
@@ -9673,9 +9677,9 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
case DTMF_LISTEN_TONE_STOP:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_LISTEN_MF_STOP:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_LISTEN_STOP:
switch (internal_command)
@@ -9710,6 +9714,7 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
*/
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities &
~(B1_FACILITY_DTMFX | B1_FACILITY_DTMFR)), DTMF_COMMAND_3);
+ /* fall through */
case DTMF_COMMAND_3:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -9726,9 +9731,9 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
case DTMF_SEND_TONE:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_SEND_MF:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_DIGITS_SEND:
switch (internal_command)
@@ -9737,6 +9742,7 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities |
((plci->dtmf_parameter_length != 0) ? B1_FACILITY_DTMFX | B1_FACILITY_DTMFR : B1_FACILITY_DTMFX)),
DTMF_COMMAND_1);
+ /* fall through */
case DTMF_COMMAND_1:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -9747,6 +9753,7 @@ static void dtmf_command(dword Id, PLCI *plci, byte Rc)
}
if (plci->internal_command)
return;
+ /* fall through */
case DTMF_COMMAND_2:
if (plci_nl_busy(plci))
{
@@ -9863,7 +9870,7 @@ static byte dtmf_request(dword Id, word Number, DIVA_CAPI_ADAPTER *a, PLCI *plci
case DTMF_LISTEN_TONE_START:
case DTMF_LISTEN_TONE_STOP:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_LISTEN_MF_START:
case DTMF_LISTEN_MF_STOP:
mask <<= 1;
@@ -9875,6 +9882,7 @@ static byte dtmf_request(dword Id, word Number, DIVA_CAPI_ADAPTER *a, PLCI *plci
PUT_WORD(&result[1], DTMF_UNKNOWN_REQUEST);
break;
}
+ /* fall through */
case DTMF_LISTEN_START:
case DTMF_LISTEN_STOP:
@@ -9904,7 +9912,7 @@ static byte dtmf_request(dword Id, word Number, DIVA_CAPI_ADAPTER *a, PLCI *plci
case DTMF_SEND_TONE:
- mask <<= 1;
+ mask <<= 1; /* fall through */
case DTMF_SEND_MF:
mask <<= 1;
if (!((plci->requested_options_conn | plci->requested_options | plci->adapter->requested_options_table[appl->Id - 1])
@@ -9915,6 +9923,7 @@ static byte dtmf_request(dword Id, word Number, DIVA_CAPI_ADAPTER *a, PLCI *plci
PUT_WORD(&result[1], DTMF_UNKNOWN_REQUEST);
break;
}
+ /* fall through */
case DTMF_DIGITS_SEND:
if (api_parse(&msg[1].info[1], msg[1].length, "wwws", dtmf_parms))
@@ -11315,6 +11324,7 @@ static word mixer_restore_config(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_MIXER_5;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_MIXER_2:
case ADJUST_B_RESTORE_MIXER_3:
case ADJUST_B_RESTORE_MIXER_4:
@@ -11344,10 +11354,12 @@ static word mixer_restore_config(dword Id, PLCI *plci, byte Rc)
plci->internal_command = plci->adjust_b_command;
break;
}
+ /* fall through */
case ADJUST_B_RESTORE_MIXER_5:
xconnect_write_coefs(plci, plci->adjust_b_command);
plci->adjust_b_state = ADJUST_B_RESTORE_MIXER_6;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_MIXER_6:
if (!xconnect_write_coefs_process(Id, plci, Rc))
{
@@ -11392,6 +11404,7 @@ static void mixer_command(dword Id, PLCI *plci, byte Rc)
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities |
B1_FACILITY_MIXER), MIXER_COMMAND_1);
}
+ /* fall through */
case MIXER_COMMAND_1:
if (plci->li_channel_bits & LI_CHANNEL_INVOLVED)
{
@@ -11419,6 +11432,7 @@ static void mixer_command(dword Id, PLCI *plci, byte Rc)
mixer_indication_coefs_set(Id, plci);
} while (plci->li_plci_b_read_pos != plci->li_plci_b_req_pos);
}
+ /* fall through */
case MIXER_COMMAND_2:
if ((plci->li_channel_bits & LI_CHANNEL_INVOLVED)
|| ((get_b1_facilities(plci, plci->B1_resource) & B1_FACILITY_MIXER)
@@ -11450,6 +11464,7 @@ static void mixer_command(dword Id, PLCI *plci, byte Rc)
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities &
~B1_FACILITY_MIXER), MIXER_COMMAND_3);
}
+ /* fall through */
case MIXER_COMMAND_3:
if (!(plci->li_channel_bits & LI_CHANNEL_INVOLVED))
{
@@ -12602,6 +12617,7 @@ static void ec_command(dword Id, PLCI *plci, byte Rc)
default:
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities |
B1_FACILITY_EC), EC_COMMAND_1);
+ /* fall through */
case EC_COMMAND_1:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -12612,6 +12628,7 @@ static void ec_command(dword Id, PLCI *plci, byte Rc)
}
if (plci->internal_command)
return;
+ /* fall through */
case EC_COMMAND_2:
if (plci->sig_req)
{
@@ -12650,6 +12667,7 @@ static void ec_command(dword Id, PLCI *plci, byte Rc)
return;
}
Rc = OK;
+ /* fall through */
case EC_COMMAND_2:
if ((Rc != OK) && (Rc != OK_FC))
{
@@ -12660,6 +12678,7 @@ static void ec_command(dword Id, PLCI *plci, byte Rc)
}
adjust_b1_resource(Id, plci, NULL, (word)(plci->B1_facilities &
~B1_FACILITY_EC), EC_COMMAND_3);
+ /* fall through */
case EC_COMMAND_3:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -13485,6 +13504,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SAVE_MIXER_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_SAVE_MIXER_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SAVE)
{
@@ -13496,6 +13516,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SAVE_DTMF_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_SAVE_DTMF_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SAVE)
{
@@ -13506,6 +13527,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_REMOVE_L23_1;
+ /* fall through */
case ADJUST_B_REMOVE_L23_1:
if ((plci->adjust_b_mode & ADJUST_B_MODE_REMOVE_L23)
&& plci->NL.Id && !plci->nl_remove_id)
@@ -13530,6 +13552,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_REMOVE_L23_2;
Rc = OK;
+ /* fall through */
case ADJUST_B_REMOVE_L23_2:
if ((Rc != OK) && (Rc != OK_FC))
{
@@ -13548,6 +13571,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SAVE_EC_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_SAVE_EC_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SAVE)
{
@@ -13559,6 +13583,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SAVE_DTMF_PARAMETER_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_SAVE_DTMF_PARAMETER_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SAVE)
{
@@ -13570,6 +13595,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SAVE_VOICE_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_SAVE_VOICE_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SAVE)
{
@@ -13578,6 +13604,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
break;
}
plci->adjust_b_state = ADJUST_B_SWITCH_L1_1;
+ /* fall through */
case ADJUST_B_SWITCH_L1_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_SWITCH_L1)
{
@@ -13608,6 +13635,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_SWITCH_L1_2;
Rc = OK;
+ /* fall through */
case ADJUST_B_SWITCH_L1_2:
if ((Rc != OK) && (Rc != OK_FC))
{
@@ -13619,6 +13647,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_VOICE_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_VOICE_1:
case ADJUST_B_RESTORE_VOICE_2:
if (plci->adjust_b_mode & ADJUST_B_MODE_RESTORE)
@@ -13629,6 +13658,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_DTMF_PARAMETER_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_DTMF_PARAMETER_1:
case ADJUST_B_RESTORE_DTMF_PARAMETER_2:
if (plci->adjust_b_mode & ADJUST_B_MODE_RESTORE)
@@ -13641,6 +13671,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_EC_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_EC_1:
case ADJUST_B_RESTORE_EC_2:
if (plci->adjust_b_mode & ADJUST_B_MODE_RESTORE)
@@ -13652,6 +13683,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_ASSIGN_L23_1;
+ /* fall through */
case ADJUST_B_ASSIGN_L23_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_ASSIGN_L23)
{
@@ -13681,6 +13713,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_ASSIGN_L23_2;
Rc = ASSIGN_OK;
+ /* fall through */
case ADJUST_B_ASSIGN_L23_2:
if ((Rc != OK) && (Rc != OK_FC) && (Rc != ASSIGN_OK))
{
@@ -13703,6 +13736,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
break;
}
plci->adjust_b_state = ADJUST_B_CONNECT_1;
+ /* fall through */
case ADJUST_B_CONNECT_1:
if (plci->adjust_b_mode & ADJUST_B_MODE_CONNECT)
{
@@ -13716,6 +13750,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_DTMF_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_CONNECT_2:
case ADJUST_B_CONNECT_3:
case ADJUST_B_CONNECT_4:
@@ -13751,6 +13786,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
break;
}
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_DTMF_1:
case ADJUST_B_RESTORE_DTMF_2:
if (plci->adjust_b_mode & ADJUST_B_MODE_RESTORE)
@@ -13763,6 +13799,7 @@ static word adjust_b_process(dword Id, PLCI *plci, byte Rc)
}
plci->adjust_b_state = ADJUST_B_RESTORE_MIXER_1;
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_MIXER_1:
case ADJUST_B_RESTORE_MIXER_2:
case ADJUST_B_RESTORE_MIXER_3:
@@ -13827,6 +13864,7 @@ static void adjust_b_restore(dword Id, PLCI *plci, byte Rc)
break;
}
Rc = OK;
+ /* fall through */
case ADJUST_B_RESTORE_1:
if ((Rc != OK) && (Rc != OK_FC))
{
@@ -13841,6 +13879,7 @@ static void adjust_b_restore(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: Adjust B restore...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case ADJUST_B_RESTORE_2:
if (adjust_b_process(Id, plci, Rc) != GOOD)
{
@@ -13877,6 +13916,7 @@ static void reset_b3_command(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: Reset B3...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case RESET_B3_COMMAND_1:
Info = adjust_b_process(Id, plci, Rc);
if (Info != GOOD)
@@ -13930,6 +13970,7 @@ static void select_b_command(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: Select B protocol...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case SELECT_B_COMMAND_1:
Info = adjust_b_process(Id, plci, Rc);
if (Info != GOOD)
@@ -13965,7 +14006,7 @@ static void fax_connect_ack_command(dword Id, PLCI *plci, byte Rc)
switch (internal_command)
{
default:
- plci->command = 0;
+ plci->command = 0; /* fall through */
case FAX_CONNECT_ACK_COMMAND_1:
if (plci_nl_busy(plci))
{
@@ -14013,6 +14054,7 @@ static void fax_edata_ack_command(dword Id, PLCI *plci, byte Rc)
{
default:
plci->command = 0;
+ /* fall through */
case FAX_EDATA_ACK_COMMAND_1:
if (plci_nl_busy(plci))
{
@@ -14052,7 +14094,7 @@ static void fax_connect_info_command(dword Id, PLCI *plci, byte Rc)
switch (internal_command)
{
default:
- plci->command = 0;
+ plci->command = 0; /* fall through */
case FAX_CONNECT_INFO_COMMAND_1:
if (plci_nl_busy(plci))
{
@@ -14112,6 +14154,7 @@ static void fax_adjust_b23_command(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: FAX adjust B23...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case FAX_ADJUST_B23_COMMAND_1:
Info = adjust_b_process(Id, plci, Rc);
if (Info != GOOD)
@@ -14122,6 +14165,7 @@ static void fax_adjust_b23_command(dword Id, PLCI *plci, byte Rc)
}
if (plci->internal_command)
return;
+ /* fall through */
case FAX_ADJUST_B23_COMMAND_2:
if (plci_nl_busy(plci))
{
@@ -14194,7 +14238,7 @@ static void rtp_connect_b3_req_command(dword Id, PLCI *plci, byte Rc)
switch (internal_command)
{
default:
- plci->command = 0;
+ plci->command = 0; /* fall through */
case RTP_CONNECT_B3_REQ_COMMAND_1:
if (plci_nl_busy(plci))
{
@@ -14245,7 +14289,7 @@ static void rtp_connect_b3_res_command(dword Id, PLCI *plci, byte Rc)
switch (internal_command)
{
default:
- plci->command = 0;
+ plci->command = 0; /* fall through */
case RTP_CONNECT_B3_RES_COMMAND_1:
if (plci_nl_busy(plci))
{
@@ -14310,6 +14354,7 @@ static void hold_save_command(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: HOLD save...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case HOLD_SAVE_COMMAND_1:
Info = adjust_b_process(Id, plci, Rc);
if (Info != GOOD)
@@ -14349,6 +14394,7 @@ static void retrieve_restore_command(dword Id, PLCI *plci, byte Rc)
plci->adjust_b_state = ADJUST_B_START;
dbug(1, dprintf("[%06lx] %s,%d: RETRIEVE restore...",
UnMapId(Id), (char *)(FILE_), __LINE__));
+ /* fall through */
case RETRIEVE_RESTORE_COMMAND_1:
Info = adjust_b_process(Id, plci, Rc);
if (Info != GOOD)
--
2.7.4
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