From 41c761dede6e865c679e8be42a266a70302630d6 Mon Sep 17 00:00:00 2001
From: Ariel Otilibili <ariel.otilibili-anieli@eurecom.fr>
Date: Thu, 19 Dec 2024 10:21:12 +0100
Subject: [PATCH] lib/inflate.c: remove dead code
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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@suse.com/
Link: https://lkml.kernel.org/r/20241219092615.644642-2-ariel.otilibili-anieli@eurecom.fr
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Ariel Otilibili <ariel.otilibili-anieli@eurecom.fr>
Suggested-by: Jan Beulich <jbeulich@suse.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Anthony PERARD <anthony.perard@vates.tech>
Cc: Michal Orzel <michal.orzel@amd.com>
Cc: Julien Grall <julien@xen.org>
Cc: Roger Pau Monné <roger.pau@citrix.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 lib/inflate.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/inflate.c b/lib/inflate.c
index fbaf03c1748d..eab886baa1b4 100644
--- a/lib/inflate.c
+++ b/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;
-- 
2.50.1