From: Xiao Ni <xni@redhat.com>
Date: Fri, 26 Jul 2024 07:14:15 +0000 (+0800)
Subject: mdadm/super1: fix coverity issue EVALUATION_ORDER
X-Git-Tag: mdadm-4.4~98
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=38f712dba339bb9bd6a73cc7219d217871e7f27a;p=thirdparty%2Fmdadm.git

mdadm/super1: fix coverity issue EVALUATION_ORDER

Fix evaluation order problems in super1.c

Signed-off-by: Xiao Ni <xni@redhat.com>
Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
---

diff --git a/super1.c b/super1.c
index 24bc1026..243eeb1a 100644
--- a/super1.c
+++ b/super1.c
@@ -340,6 +340,9 @@ static void examine_super1(struct supertype *st, char *homehost)
 	unsigned long long sb_offset;
 	struct mdinfo info;
 	int inconsistent = 0;
+	unsigned int expected_csum = 0;
+
+	expected_csum = calc_sb_1_csum(sb);
 
 	printf("          Magic : %08x\n", __le32_to_cpu(sb->magic));
 	printf("        Version : 1");
@@ -507,13 +510,13 @@ static void examine_super1(struct supertype *st, char *homehost)
 		printf("\n");
 	}
 
-	if (calc_sb_1_csum(sb) == sb->sb_csum)
+	if (expected_csum == sb->sb_csum)
 		printf("       Checksum : %x - correct\n",
 		       __le32_to_cpu(sb->sb_csum));
 	else
 		printf("       Checksum : %x - expected %x\n",
 		       __le32_to_cpu(sb->sb_csum),
-		       __le32_to_cpu(calc_sb_1_csum(sb)));
+		       __le32_to_cpu(expected_csum));
 	printf("         Events : %llu\n",
 	       (unsigned long long)__le64_to_cpu(sb->events));
 	printf("\n");