[lustre-devel] [PATCH 19/37] lustre: discard lprocfs_strnstr()
NeilBrown
neilb at suse.com
Mon Feb 18 16:09:05 PST 2019
This is identical to strnstr() in lib/string.h,
so just use that.
Signed-off-by: NeilBrown <neilb at suse.com>
---
.../lustre/lustre/obdclass/lprocfs_status.c | 19 +------------------
1 file changed, 1 insertion(+), 18 deletions(-)
diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
index 76d298337e95..27d73c95403d 100644
--- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
+++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
@@ -1552,22 +1552,6 @@ int lprocfs_write_frac_u64_helper(const char __user *buffer,
}
EXPORT_SYMBOL(lprocfs_write_frac_u64_helper);
-static char *lprocfs_strnstr(const char *s1, const char *s2, size_t len)
-{
- size_t l2;
-
- l2 = strlen(s2);
- if (!l2)
- return (char *)s1;
- while (len >= l2) {
- len--;
- if (!memcmp(s1, s2, l2))
- return (char *)s1;
- s1++;
- }
- return NULL;
-}
-
/**
* Find the string \a name in the input \a buffer, and return a pointer to the
* value immediately following \a name, reducing \a count appropriately.
@@ -1579,8 +1563,7 @@ char *lprocfs_find_named_value(const char *buffer, const char *name,
char *val;
size_t buflen = *count;
- /* there is no strnstr() in rhel5 and ubuntu kernels */
- val = lprocfs_strnstr(buffer, name, buflen);
+ val = strnstr(buffer, name, buflen);
if (!val)
return (char *)buffer;
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