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Date: Fri, 8 Jan 2016 05:32:55 -0700
From: tim.gardner@...onical.com
To: Armin Schindler <mac@...ware.de>,
Karsten Keil <isdn@...ux-pingi.de>, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Tim Gardner <tim.gardner@...onical.com>
Subject: [PATCH v4.4-rc8 7/7] isdn: eicon: consolidate descriptor allocation
From: Tim Gardner <tim.gardner@...onical.com>
Collapse multiple instances of open coded descriptor allocation
and initialization into di_alloc_descriptors(). Also clean
up the various DIVA_DIDD_Read() prototypes.
Cc: Armin Schindler <mac@...ware.de>
Cc: Karsten Keil <isdn@...ux-pingi.de>
Signed-off-by: Tim Gardner <tim.gardner@...onical.com>
---
drivers/isdn/hardware/eicon/capifunc.c | 6 +-----
drivers/isdn/hardware/eicon/di_defs.h | 13 +++++++++++++
drivers/isdn/hardware/eicon/diddfunc.c | 5 +----
drivers/isdn/hardware/eicon/diva_didd.c | 2 --
drivers/isdn/hardware/eicon/divasfunc.c | 5 +----
drivers/isdn/hardware/eicon/idifunc.c | 5 +----
drivers/isdn/hardware/eicon/mntfunc.c | 6 +-----
7 files changed, 18 insertions(+), 24 deletions(-)
diff --git a/drivers/isdn/hardware/eicon/capifunc.c b/drivers/isdn/hardware/eicon/capifunc.c
index 5fb441f..427095a 100644
--- a/drivers/isdn/hardware/eicon/capifunc.c
+++ b/drivers/isdn/hardware/eicon/capifunc.c
@@ -57,8 +57,6 @@ static u16 diva_send_message(struct capi_ctr *,
diva_os_message_buffer_s *);
extern void diva_os_set_controller_struct(struct capi_ctr *);
-extern void DIVA_DIDD_Read(DESCRIPTOR *, int);
-
/*
* debug
*/
@@ -1055,12 +1053,10 @@ static int divacapi_connect_didd(void)
IDI_SYNC_REQ req;
DESCRIPTOR *DIDD_Table;
- DIDD_Table = kcalloc(MAX_DESCRIPTORS, sizeof(*DIDD_Table), GFP_KERNEL);
+ DIDD_Table = di_alloc_descriptors();
if (!DIDD_Table)
goto out;
- DIVA_DIDD_Read(DIDD_Table, MAX_DESCRIPTORS * sizeof(*DIDD_Table));
-
for (x = 0; x < MAX_DESCRIPTORS; x++) {
if (DIDD_Table[x].type == IDI_DIMAINT) { /* MAINT found */
memcpy(&MAdapter, &DIDD_Table[x], sizeof(DAdapter));
diff --git a/drivers/isdn/hardware/eicon/di_defs.h b/drivers/isdn/hardware/eicon/di_defs.h
index a5094d2..032bc80 100644
--- a/drivers/isdn/hardware/eicon/di_defs.h
+++ b/drivers/isdn/hardware/eicon/di_defs.h
@@ -103,6 +103,19 @@ typedef struct {
word features;
IDI_CALL request;
} DESCRIPTOR;
+
+extern void DIVA_DIDD_Read(void *, int);
+
+static inline DESCRIPTOR *di_alloc_descriptors(void)
+{
+ size_t len = MAX_DESCRIPTORS * sizeof(DESCRIPTOR);
+ DESCRIPTOR *d = kmalloc(len, GFP_KERNEL);
+
+ if (d)
+ DIVA_DIDD_Read(d, len);
+ return d;
+}
+
/* descriptor type field coding */
#define IDI_ADAPTER_S 1
#define IDI_ADAPTER_PR 2
diff --git a/drivers/isdn/hardware/eicon/diddfunc.c b/drivers/isdn/hardware/eicon/diddfunc.c
index a9feb4f..cbf8930 100644
--- a/drivers/isdn/hardware/eicon/diddfunc.c
+++ b/drivers/isdn/hardware/eicon/diddfunc.c
@@ -20,7 +20,6 @@
#define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG)
-extern void DIVA_DIDD_Read(void *, int);
extern char *DRIVERRELEASE_DIDD;
static dword notify_handle;
static DESCRIPTOR _DAdapter;
@@ -54,12 +53,10 @@ static int __init connect_didd(void)
IDI_SYNC_REQ req;
DESCRIPTOR *DIDD_Table;
- DIDD_Table = kcalloc(MAX_DESCRIPTORS, sizeof(*DIDD_Table), GFP_KERNEL);
+ DIDD_Table = di_alloc_descriptors();
if (!DIDD_Table)
goto out;
- DIVA_DIDD_Read(DIDD_Table, MAX_DESCRIPTORS * sizeof(*DIDD_Table));
-
for (x = 0; x < MAX_DESCRIPTORS; x++) {
if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */
dadapter = 1;
diff --git a/drivers/isdn/hardware/eicon/diva_didd.c b/drivers/isdn/hardware/eicon/diva_didd.c
index fab6ccf..3f2f8e0 100644
--- a/drivers/isdn/hardware/eicon/diva_didd.c
+++ b/drivers/isdn/hardware/eicon/diva_didd.c
@@ -42,8 +42,6 @@ MODULE_LICENSE("GPL");
extern int diddfunc_init(void);
extern void diddfunc_finit(void);
-extern void DIVA_DIDD_Read(void *, int);
-
static struct proc_dir_entry *proc_didd;
struct proc_dir_entry *proc_net_eicon = NULL;
diff --git a/drivers/isdn/hardware/eicon/divasfunc.c b/drivers/isdn/hardware/eicon/divasfunc.c
index ac4c04a..633a9d6 100644
--- a/drivers/isdn/hardware/eicon/divasfunc.c
+++ b/drivers/isdn/hardware/eicon/divasfunc.c
@@ -23,8 +23,6 @@
static int debugmask;
-extern void DIVA_DIDD_Read(void *, int);
-
extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER];
extern char *DRIVERRELEASE_DIVAS;
@@ -160,11 +158,10 @@ static int __init connect_didd(void)
IDI_SYNC_REQ req;
DESCRIPTOR *DIDD_Table;
- DIDD_Table = kcalloc(MAX_DESCRIPTORS, sizeof(*DIDD_Table), GFP_KERNEL);
+ DIDD_Table = di_alloc_descriptors();
if (!DIDD_Table)
goto out;
- DIVA_DIDD_Read(DIDD_Table, MAX_DESCRIPTORS * sizeof(*DIDD_Table));
for (x = 0; x < MAX_DESCRIPTORS; x++) {
if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */
dadapter = 1;
diff --git a/drivers/isdn/hardware/eicon/idifunc.c b/drivers/isdn/hardware/eicon/idifunc.c
index e7ca4bc..61763df 100644
--- a/drivers/isdn/hardware/eicon/idifunc.c
+++ b/drivers/isdn/hardware/eicon/idifunc.c
@@ -21,7 +21,6 @@
extern char *DRIVERRELEASE_IDI;
-extern void DIVA_DIDD_Read(void *, int);
extern int diva_user_mode_idi_create_adapter(const DESCRIPTOR *, int);
extern void diva_user_mode_idi_remove_adapter(int);
@@ -188,12 +187,10 @@ static int __init connect_didd(void)
IDI_SYNC_REQ req;
DESCRIPTOR *DIDD_Table;
- DIDD_Table = kcalloc(MAX_DESCRIPTORS, sizeof(*DIDD_Table), GFP_KERNEL);
+ DIDD_Table = di_alloc_descriptors();
if (!DIDD_Table)
goto out;
- DIVA_DIDD_Read(DIDD_Table, MAX_DESCRIPTORS * sizeof(*DIDD_Table));
-
for (x = 0; x < MAX_DESCRIPTORS; x++) {
if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */
dadapter = 1;
diff --git a/drivers/isdn/hardware/eicon/mntfunc.c b/drivers/isdn/hardware/eicon/mntfunc.c
index 4c25f30..5305458 100644
--- a/drivers/isdn/hardware/eicon/mntfunc.c
+++ b/drivers/isdn/hardware/eicon/mntfunc.c
@@ -21,8 +21,6 @@ extern char *DRIVERRELEASE_MNT;
#define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR)
#define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG)
-extern void DIVA_DIDD_Read(void *, int);
-
static dword notify_handle;
static DESCRIPTOR DAdapter;
static DESCRIPTOR MAdapter;
@@ -79,12 +77,10 @@ static int __init connect_didd(void)
IDI_SYNC_REQ req;
DESCRIPTOR *DIDD_Table;
- DIDD_Table = kcalloc(MAX_DESCRIPTORS, sizeof(*DIDD_Table), GFP_KERNEL);
+ DIDD_Table = di_alloc_descriptors();
if (!DIDD_Table)
goto out;
- DIVA_DIDD_Read(DIDD_Table, MAX_DESCRIPTORS * sizeof(*DIDD_Table));
-
for (x = 0; x < MAX_DESCRIPTORS; x++) {
if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */
dadapter = 1;
--
1.9.1
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