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Date: Tue, 15 Jul 2014 12:02:05 +0900
From: Daeseok Youn <daeseok.youn@...il.com>
To: lidza.louina@...il.com
Cc: markh@...pro.net, daeseok.youn@...il.com,
gregkh@...uxfoundation.org, driverdev-devel@...uxdriverproject.org,
devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 5/8] staging: dgap: remove dgap_newnode()
The dgap_newnode() is useless for creating new node.
So just use kzalloc and set a type in case statement.
Signed-off-by: Daeseok Youn <daeseok.youn@...il.com>
---
drivers/staging/dgap/dgap.c | 104 ++++++++++++++++++++++++++++++------------
1 files changed, 74 insertions(+), 30 deletions(-)
diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index 1e52092..06c55cb 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -152,7 +152,6 @@ static void dgap_firmware_reset_port(struct channel_t *ch);
*/
static int dgap_gettok(char **in);
static char *dgap_getword(char **in);
-static struct cnode *dgap_newnode(int t);
static int dgap_checknode(struct cnode *p);
static void dgap_err(char *s);
@@ -6367,13 +6366,15 @@ static int dgap_parsefile(char **in)
case BOARD: /* board info */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(BNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
+ p->type = BNODE;
p->u.board.status = kstrdup("No", GFP_KERNEL);
line = conc = NULL;
brd = p;
@@ -6658,12 +6659,16 @@ static int dgap_parsefile(char **in)
case TTYN: /* tty name prefix */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(TNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = TNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
@@ -6679,12 +6684,16 @@ static int dgap_parsefile(char **in)
case CU: /* cu name prefix */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(CUNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = CUNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
@@ -6709,12 +6718,15 @@ static int dgap_parsefile(char **in)
dgap_err("line not vaild for PC/em");
return -1;
}
- p->next = dgap_newnode(LNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = LNODE;
conc = NULL;
line = p;
linecnt++;
@@ -6727,13 +6739,17 @@ static int dgap_parsefile(char **in)
dgap_err("must specify line info before concentrator");
return -1;
}
- p->next = dgap_newnode(CNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = CNODE;
conc = p;
+
if (linecnt)
brd->u.board.conc2++;
else
@@ -6776,12 +6792,15 @@ static int dgap_parsefile(char **in)
return -1;
}
}
- p->next = dgap_newnode(MNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
+ p->type = MNODE;
+
if (linecnt)
brd->u.board.module2++;
else
@@ -6862,12 +6881,16 @@ static int dgap_parsefile(char **in)
case PRINT: /* transparent print name prefix */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(PNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = PNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
@@ -6883,12 +6906,16 @@ static int dgap_parsefile(char **in)
case CMAJOR: /* major number */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(JNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = JNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -6903,12 +6930,16 @@ static int dgap_parsefile(char **in)
case ALTPIN: /* altpin setting */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(ANODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = ANODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -6923,12 +6954,14 @@ static int dgap_parsefile(char **in)
case USEINTR: /* enable interrupt setting */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(INTRNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
+ p->type = INTRNODE;
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -6943,12 +6976,16 @@ static int dgap_parsefile(char **in)
case TTSIZ: /* size of tty structure */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(TSNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = TSNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -6963,12 +7000,16 @@ static int dgap_parsefile(char **in)
case CHSIZ: /* channel structure size */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(CSNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = CSNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -6983,12 +7024,16 @@ static int dgap_parsefile(char **in)
case BSSIZ: /* board structure size */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(BSNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = BSNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -7003,12 +7048,16 @@ static int dgap_parsefile(char **in)
case UNTSIZ: /* sched structure size */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(USNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = USNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -7023,12 +7072,16 @@ static int dgap_parsefile(char **in)
case F2SIZ: /* f2200 structure size */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(FSNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = FSNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -7043,12 +7096,16 @@ static int dgap_parsefile(char **in)
case VPSIZ: /* vpix structure size */
if (dgap_checknode(p))
return -1;
- p->next = dgap_newnode(VSNODE);
+
+ p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
+
p = p->next;
+ p->type = VSNODE;
+
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
@@ -7165,19 +7222,6 @@ static void dgap_err(char *s)
}
/*
- * allocate a new configuration node of type t
- */
-static struct cnode *dgap_newnode(int t)
-{
- struct cnode *n;
-
- n = kzalloc(sizeof(struct cnode), GFP_KERNEL);
- if (n)
- n->type = t;
- return n;
-}
-
-/*
* dgap_checknode: see if all the necessary info has been supplied for a node
* before creating the next node.
*/
--
1.7.1
--
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