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authorEric Biggers <ebiggers@google.com>2018-10-30 15:05:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-31 08:54:12 -0700
commit30f7bc99a2a97cce9cda17d411c748550c0ece7b (patch)
treee707c86e4c6b3784c50c0a00dcbf3fcc61fa826e
parent8ec3d76863d8bb317f330bbe4bf35cded8d85f01 (diff)
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lib/parser.c: switch match_strdup() over to use kmemdup_nul()
This simplifies the code. No change in behavior. Link: http://lkml.kernel.org/r/20180830194436.188867-1-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--lib/parser.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/lib/parser.c b/lib/parser.c
index 3278958b472a..0142ef28f0eb 100644
--- a/lib/parser.c
+++ b/lib/parser.c
@@ -327,10 +327,6 @@ EXPORT_SYMBOL(match_strlcpy);
*/
char *match_strdup(const substring_t *s)
{
- size_t sz = s->to - s->from + 1;
- char *p = kmalloc(sz, GFP_KERNEL);
- if (p)
- match_strlcpy(p, s, sz);
- return p;
+ return kmemdup_nul(s->from, s->to - s->from, GFP_KERNEL);
}
EXPORT_SYMBOL(match_strdup);