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>
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index aa70f7d..ebaa4f8 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -142,24 +142,19 @@
static int set_chunk_size(struct dm_exception_store *store,
const char *chunk_size_arg, char **error)
{
- unsigned long chunk_size_ulong;
- char *value;
+ unsigned chunk_size;
- chunk_size_ulong = simple_strtoul(chunk_size_arg, &value, 10);
- if (*chunk_size_arg == '\0' || *value != '\0' ||
- chunk_size_ulong > UINT_MAX) {
+ if (kstrtouint(chunk_size_arg, 10, &chunk_size)) {
*error = "Invalid chunk size";
return -EINVAL;
}
- if (!chunk_size_ulong) {
+ if (!chunk_size) {
store->chunk_size = store->chunk_mask = store->chunk_shift = 0;
return 0;
}
- return dm_exception_store_set_chunk_size(store,
- (unsigned) chunk_size_ulong,
- error);
+ return dm_exception_store_set_chunk_size(store, chunk_size, error);
}
int dm_exception_store_set_chunk_size(struct dm_exception_store *store,