[HPDD-discuss] [PATCH 19/31] staging/lustre: use kmemdup rather than duplicating its implementation
The patch was generated using fixed coccinelle semantic patch
scripts/coccinelle/api/memdup.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2014320
Signed-off-by: Andrzej Hajda <a.hajda(a)samsung.com>
---
drivers/staging/lustre/lustre/obdclass/acl.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/lustre/lustre/obdclass/acl.c
b/drivers/staging/lustre/lustre/obdclass/acl.c
index bc3fc47..933456c 100644
--- a/drivers/staging/lustre/lustre/obdclass/acl.c
+++ b/drivers/staging/lustre/lustre/obdclass/acl.c
@@ -104,11 +104,10 @@ static int
lustre_posix_acl_xattr_reduce_space(posix_acl_xattr_header **header,
if (unlikely(old_count <= new_count))
return old_size;
- new = kzalloc(new_size, GFP_NOFS);
+ new = kmemdup(*header, new_size, GFP_NOFS);
if (unlikely(new == NULL))
return -ENOMEM;
- memcpy(new, *header, new_size);
kfree(*header);
*header = new;
return new_size;
@@ -125,11 +124,10 @@ static int lustre_ext_acl_xattr_reduce_space(ext_acl_xattr_header
**header,
if (unlikely(old_count <= ext_count))
return 0;
- new = kzalloc(ext_size, GFP_NOFS);
+ new = kmemdup(*header, ext_size, GFP_NOFS);
if (unlikely(new == NULL))
return -ENOMEM;
- memcpy(new, *header, ext_size);
kfree(*header);
*header = new;
return 0;
--
1.9.1