1 files changed, 5 insertions, 4 deletions

diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index f18375dcedd..2dc22dddb2a 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -131,6 +131,7 @@ static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 {
         struct delay_c *dc;
         unsigned long long tmpll;
+        char dummy;
 
         if (argc != 3 && argc != 6) {
                 ti->error = "requires exactly 3 or 6 arguments";
@@ -145,13 +146,13 @@ static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 
         dc->reads = dc->writes = 0;
 
-        if (sscanf(argv[1], "%llu", &tmpll) != 1) {
+        if (sscanf(argv[1], "%llu%c", &tmpll, &dummy) != 1) {
                 ti->error = "Invalid device sector";
                 goto bad;
         }
         dc->start_read = tmpll;
 
-        if (sscanf(argv[2], "%u", &dc->read_delay) != 1) {
+        if (sscanf(argv[2], "%u%c", &dc->read_delay, &dummy) != 1) {
                 ti->error = "Invalid delay";
                 goto bad;
         }
@@ -166,13 +167,13 @@ static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv)
         if (argc == 3)
                 goto out;
 
-        if (sscanf(argv[4], "%llu", &tmpll) != 1) {
+        if (sscanf(argv[4], "%llu%c", &tmpll, &dummy) != 1) {
                 ti->error = "Invalid write device sector";
                 goto bad_dev_read;
         }
         dc->start_write = tmpll;
 
-        if (sscanf(argv[5], "%u", &dc->write_delay) != 1) {
+        if (sscanf(argv[5], "%u%c", &dc->write_delay, &dummy) != 1) {
                 ti->error = "Invalid write delay";
                 goto bad_dev_read;
         }