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authorLee Schermerhorn <lee.schermerhorn@hp.com>2010-05-24 14:32:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-25 08:06:57 -0700
commitb4652e8429100ba5c3ddb49499faa1188c98c246 (patch)
tree55fa4fcdb8e8cf067b1474cc7068163e152f3075 /mm/mempolicy.c
parente17f74af351cce9a1bade7b33af179497fdf95cf (diff)
downloadvexpress-lsk-b4652e8429100ba5c3ddb49499faa1188c98c246.tar.gz
mempolicy: lose unnecessary loop variable in mpol_parse_str()
We don't really need the extra variable 'i' in mpol_parse_str(). The only use is as the the loop variable. Then, it's assigned to 'mode'. Just use mode, and loose the 'uninitialized_var()' macro. Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk> Cc: Ravikiran Thirumalai <kiran@scalex86.org> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mempolicy.c')
-rw-r--r--mm/mempolicy.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 0e1b293e405..b4f1265df2d 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2148,12 +2148,11 @@ static const char * const policy_types[] =
int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context)
{
struct mempolicy *new = NULL;
- unsigned short uninitialized_var(mode);
+ unsigned short mode;
unsigned short uninitialized_var(mode_flags);
nodemask_t nodes;
char *nodelist = strchr(str, ':');
char *flags = strchr(str, '=');
- int i;
int err = 1;
if (nodelist) {
@@ -2169,13 +2168,12 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context)
if (flags)
*flags++ = '\0'; /* terminate mode string */
- for (i = 0; i <= MPOL_LOCAL; i++) {
- if (!strcmp(str, policy_types[i])) {
- mode = i;
+ for (mode = 0; mode <= MPOL_LOCAL; mode++) {
+ if (!strcmp(str, policy_types[mode])) {
break;
}
}
- if (i > MPOL_LOCAL)
+ if (mode > MPOL_LOCAL)
goto out;
switch (mode) {