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mempolicy: lose unnecessary loop variable in mpol_parse_str()

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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 <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: Ravikiran Thirumalai <[email protected]>
Cc: KOSAKI Motohiro <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: David Rientjes <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Lee Schermerhorn 2010-05-24 14:32:03 -07:00 • committed by Linus Torvalds
commit b4652e8429
1 changed files with 4 additions and 6 deletions
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10
mm/mempolicy.c
View file

@ -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) {