The patch titled Subject: lib/inflate.c: remove dead code has been added to the -mm mm-nonmm-unstable branch. Its filename is lib-remove-dead-code.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/lib-remove-dead-code.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm 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 via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Ariel Otilibili <ariel.otilibili-anieli@xxxxxxxxxx> Subject: lib/inflate.c: remove dead code Date: Thu, 19 Dec 2024 10:21:12 +0100 This is a follow up from a discussion in Xen: The if-statement tests that `res` is non-zero; meaning the case zero is never reached. Link: https://lore.kernel.org/all/7587b503-b2ca-4476-8dc9-e9683d4ca5f0@xxxxxxxx/ Link: https://lkml.kernel.org/r/20241219092615.644642-2-ariel.otilibili-anieli@xxxxxxxxxx Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: Ariel Otilibili <ariel.otilibili-anieli@xxxxxxxxxx> Suggested-by: Jan Beulich <jbeulich@xxxxxxxx> Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> Cc: Anthony PERARD <anthony.perard@xxxxxxxxxx> Cc: Michal Orzel <michal.orzel@xxxxxxx> Cc: Julien Grall <julien@xxxxxxx> Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx> Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/inflate.c | 2 -- 1 file changed, 2 deletions(-) --- a/lib/inflate.c~lib-remove-dead-code +++ a/lib/inflate.c @@ -1257,8 +1257,6 @@ static int INIT gunzip(void) /* Decompress */ if ((res = inflate())) { switch (res) { - case 0: - break; case 1: error("invalid compressed format (err=1)"); break; _ Patches currently in -mm which might be from ariel.otilibili-anieli@xxxxxxxxxx are lib-remove-dead-code.patch