diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index f192ba38f332bec3454cf6076eb59ac194a8c541..f2ec882f96be4e63415e10f4ab6b3716d6774656 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -2780,7 +2780,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	}
 
 	ret = -EINVAL;
-	if (sscanf(argv[4], "%llu%c", &tmpll, &dummy) != 1) {
+	if (sscanf(argv[4], "%llu%c", &tmpll, &dummy) != 1 || tmpll != (sector_t)tmpll) {
 		ti->error = "Invalid device sector";
 		goto bad;
 	}
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index 2fb7bb4304ad7f0ade6eb10ccd02d07f36271acf..fddffe251bf6bf5c2ded195c31e392bc228568d8 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -141,7 +141,7 @@ static int delay_class_ctr(struct dm_target *ti, struct delay_class *c, char **a
 	unsigned long long tmpll;
 	char dummy;
 
-	if (sscanf(argv[1], "%llu%c", &tmpll, &dummy) != 1) {
+	if (sscanf(argv[1], "%llu%c", &tmpll, &dummy) != 1 || tmpll != (sector_t)tmpll) {
 		ti->error = "Invalid device sector";
 		return -EINVAL;
 	}
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index 32aabe27b37ce94d06d8df4e855ae6790d200dfd..b86d2439ffc76fea17d07aca9b2df8839f074b42 100644
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -213,7 +213,7 @@ static int flakey_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	devname = dm_shift_arg(&as);
 
 	r = -EINVAL;
-	if (sscanf(dm_shift_arg(&as), "%llu%c", &tmpll, &dummy) != 1) {
+	if (sscanf(dm_shift_arg(&as), "%llu%c", &tmpll, &dummy) != 1 || tmpll != (sector_t)tmpll) {
 		ti->error = "Invalid device sector";
 		goto bad;
 	}
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index 2f7c44a006c417c0c8c98eb585d97e4682e8112b..caa08c4b84cd4984b81850eab6ce638f1d172899 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -45,7 +45,7 @@ static int linear_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	}
 
 	ret = -EINVAL;
-	if (sscanf(argv[1], "%llu%c", &tmp, &dummy) != 1) {
+	if (sscanf(argv[1], "%llu%c", &tmp, &dummy) != 1 || tmp != (sector_t)tmp) {
 		ti->error = "Invalid device sector";
 		goto bad;
 	}
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 79eab1071ec22ba73458cc99c5841de30f2105b0..5a51151f680d6b0d552a80f549dfce0ede0d6b24 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -943,7 +943,8 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti,
 	char dummy;
 	int ret;
 
-	if (sscanf(argv[1], "%llu%c", &offset, &dummy) != 1) {
+	if (sscanf(argv[1], "%llu%c", &offset, &dummy) != 1 ||
+	    offset != (sector_t)offset) {
 		ti->error = "Invalid offset";
 		return -EINVAL;
 	}
diff --git a/drivers/md/dm-unstripe.c b/drivers/md/dm-unstripe.c
index 954b7ab4e684d3fdec832abc557373a8ca19e756..e673dacf6418191854689e4a4337f40927b89e5a 100644
--- a/drivers/md/dm-unstripe.c
+++ b/drivers/md/dm-unstripe.c
@@ -78,7 +78,7 @@ static int unstripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 		goto err;
 	}
 
-	if (sscanf(argv[4], "%llu%c", &start, &dummy) != 1) {
+	if (sscanf(argv[4], "%llu%c", &start, &dummy) != 1 || start != (sector_t)start) {
 		ti->error = "Invalid striped device offset";
 		goto err;
 	}