dm: replace simple_strtoul

Replace obsolete simple_strtoul() with kstrtou8/kstrtouint.

Signed-off-by: majianpeng <majianpeng@gmail.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index 35c94ff24ad5..183db5d3e48e 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -99,7 +99,6 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
         sector_t width;
         uint32_t stripes;
         uint32_t chunk_size;
-        char *end;
         int r;
         unsigned int i;
 
@@ -108,14 +107,12 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
                 return -EINVAL;
         }
 
-        stripes = simple_strtoul(argv[0], &end, 10);
-        if (!stripes || *end) {
+        if (kstrtouint(argv[0], 10, &stripes) || !stripes) {
                 ti->error = "Invalid stripe count";
                 return -EINVAL;
         }
 
-        chunk_size = simple_strtoul(argv[1], &end, 10);
-        if (*end) {
+        if (kstrtouint(argv[1], 10, &chunk_size)) {
                 ti->error = "Invalid chunk_size";
                 return -EINVAL;
         }