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rdmacg: Convert to use match_string() helper

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The new helper returns index of the matching string in an array.
We are going to use it here.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Andy Shevchenko 2018-05-04 17:42:16 +03:00 committed by Tejun Heo
parent c43c5ea75f
commit cc659e76f3
1 changed files with 16 additions and 19 deletions
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35
kernel/cgroup/rdma.c
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@ -362,35 +362,32 @@ EXPORT_SYMBOL(rdmacg_unregister_device);
static int parse_resource(char *c, int *intval)
{
substring_t argstr;
const char **table = &rdmacg_resource_names[0];
char *name, *value = c;
size_t len;
int ret, i = 0;
int ret, i;
name = strsep(&value, "=");
if (!name || !value)
return -EINVAL;
i = match_string(rdmacg_resource_names, RDMACG_RESOURCE_MAX, name);
if (i < 0)
return i;
len = strlen(value);
for (i = 0; i < RDMACG_RESOURCE_MAX; i++) {
if (strcmp(table[i], name))
continue;
argstr.from = value;
argstr.to = value + len;
argstr.from = value;
argstr.to = value + len;
ret = match_int(&argstr, intval);
if (ret >= 0) {
if (*intval < 0)
break;
return i;
}
if (strncmp(value, RDMACG_MAX_STR, len) == 0) {
*intval = S32_MAX;
return i;
}
break;
ret = match_int(&argstr, intval);
if (ret >= 0) {
if (*intval < 0)
return -EINVAL;
return i;
}
if (strncmp(value, RDMACG_MAX_STR, len) == 0) {
*intval = S32_MAX;
return i;
}
return -EINVAL;
}