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dm: replace simple_strtoul

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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>
This commit is contained in:
majianpeng
2012-07-27 15:07:59 +01:00
committed by Alasdair G Kergon
parent 70c4861102
commit 1a66a08ae8
3 changed files with 7 additions and 18 deletions
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13
drivers/md/dm-exception-store.c
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@@ -142,24 +142,19 @@ EXPORT_SYMBOL(dm_exception_store_type_unregister);
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,