[dm-devel] [PATCH] multipath-tools: fix incorrect length for strncmp in uevent.c

[Guan Junxiong]

Cc: Martin Wilck <mwilck at suse.com>
Signed-off-by: Junxiong Guan <guanjunxiong at huawei.com>
---
 libmultipath/uevent.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libmultipath/uevent.c b/libmultipath/uevent.c
index eb44da56..a98633e7 100644
--- a/libmultipath/uevent.c
+++ b/libmultipath/uevent.c
@@ -885,7 +885,7 @@ int uevent_get_disk_ro(struct uevent *uev)
 	int i, ro = -1;
 
 	for (i = 0; uev->envp[i] != NULL; i++) {
-		if (!strncmp(uev->envp[i], "DISK_RO", 6) && strlen(uev->envp[i]) > 7) {
+		if (!strncmp(uev->envp[i], "DISK_RO", 7) && strlen(uev->envp[i]) > 8) {
 			p = uev->envp[i] + 8;
 			ro = strtoul(p, &q, 10);
 			if (p == q) {
@@ -904,8 +904,8 @@ char *uevent_get_dm_name(struct uevent *uev)
 	int i;
 
 	for (i = 0; uev->envp[i] != NULL; i++) {
-		if (!strncmp(uev->envp[i], "DM_NAME", 6) &&
-		    strlen(uev->envp[i]) > 7) {
+		if (!strncmp(uev->envp[i], "DM_NAME", 7) &&
+		    strlen(uev->envp[i]) > 8) {
 			p = MALLOC(strlen(uev->envp[i] + 8) + 1);
 			strcpy(p, uev->envp[i] + 8);
 			break;
-- 
2.11.1