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>
This commit is contained in:
Eric Biggers 2018-10-30 15:05:22 -07:00 committed by Linus Torvalds
parent 8ec3d76863
commit 30f7bc99a2

View File

@ -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);