File bug-1181319_05-cov-check-sscanf-result.patch of Package lvm2.26628

From 740d5bf6cd39015aac086ddca98a089ba6028d72 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Sat, 12 Sep 2020 13:03:07 +0200
Subject: [PATCH] cov: check sscanf result

---
 daemons/lvmlockd/lvmlockd-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/daemons/lvmlockd/lvmlockd-core.c b/daemons/lvmlockd/lvmlockd-core.c
index a0803de39400..fea8ee6cf83f 100644
--- a/daemons/lvmlockd/lvmlockd-core.c
+++ b/daemons/lvmlockd/lvmlockd-core.c
@@ -887,8 +887,8 @@ static int read_adopt_file(struct list_head *vg_lockd)
 			continue;
 		else if (!strncmp(adopt_line, "lvmlockd", 8)) {
 			unsigned int v_major = 0, v_minor = 0;
-			sscanf(adopt_line, "lvmlockd adopt_version %u.%u", &v_major, &v_minor);
-			if (v_major != ADOPT_VERSION_MAJOR)
+			if ((sscanf(adopt_line, "lvmlockd adopt_version %u.%u", &v_major, &v_minor) != 2) ||
+			    (v_major != ADOPT_VERSION_MAJOR))
 				goto fail;
 
 		} else if (!strncmp(adopt_line, "VG:", 3)) {
-- 
1.8.3.1