[PATCH] fs: omfs: Use kmemdup rather than duplicating its implementation in omfs_get_imap

[zhong jiang]

kmemdup contains the kmalloc + memcpy. hence it is better to use kmemdup
directly. Just replace it.

Signed-off-by: zhong jiang <zhongji...@huawei.com>
---
 fs/omfs/inode.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c
index b76ec6b..8867cef 100644
--- a/fs/omfs/inode.c
+++ b/fs/omfs/inode.c
@@ -363,12 +363,11 @@ static int omfs_get_imap(struct super_block *sb)
                bh = sb_bread(sb, block++);
                if (!bh)
                        goto nomem_free;
-               *ptr = kmalloc(sb->s_blocksize, GFP_KERNEL);
+               *ptr = kmemdup(bh->b_data, sb->s_blocksize, GFP_KERNEL);
                if (!*ptr) {
                        brelse(bh);
                        goto nomem_free;
                }
-               memcpy(*ptr, bh->b_data, sb->s_blocksize);
                if (count < sb->s_blocksize)
                        memset((void *)*ptr + count, 0xff,
                                sb->s_blocksize - count);
-- 
1.7.12.4