The patch titled Subject: lib/parser.c: switch match_number() over to use match_strdup() has been added to the -mm tree. Its filename is lib-parserc-switch-match_number-over-to-use-match_strdup.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/lib-parserc-switch-match_number-over-to-use-match_strdup.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/lib-parserc-switch-match_number-over-to-use-match_strdup.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Eric Biggers <ebiggers@xxxxxxxxxx> Subject: lib/parser.c: switch match_number() over to use match_strdup() This simplifies the code. No change in behavior. Link: http://lkml.kernel.org/r/20180830194727.191555-1-ebiggers@xxxxxxxxxx Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/parser.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/lib/parser.c~lib-parserc-switch-match_number-over-to-use-match_strdup +++ a/lib/parser.c @@ -131,13 +131,10 @@ static int match_number(substring_t *s, char *buf; int ret; long val; - size_t len = s->to - s->from; - buf = kmalloc(len + 1, GFP_KERNEL); + buf = match_strdup(s); if (!buf) return -ENOMEM; - memcpy(buf, s->from, len); - buf[len] = '\0'; ret = 0; val = simple_strtol(buf, &endp, base); _ Patches currently in -mm which might be from ebiggers@xxxxxxxxxx are lib-parserc-switch-match_strdup-over-to-use-kmemdup_nul.patch lib-parserc-switch-match_u64int-over-to-use-match_strdup.patch lib-parserc-switch-match_number-over-to-use-match_strdup.patch