UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

f2fs: use kmemdup 

Use kmemdup instead of kzalloc and memcpy.

Signed-off-by: Alexandru Gheorghiu <gheorghiuandru@gmail.com>
Acked-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Alexandru Gheorghiu 2013-03-28 02:24:53 +02:00 committed by Jaegeuk Kim
parent 953a3e27e1
commit 79b5793be4
2 changed files with 6 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
fs/f2fs/node.c
View File

@ -1666,19 +1666,17 @@ static int init_node_manager(struct f2fs_sb_info *sbi)
spin_lock_init(&nm_i->free_nid_list_lock);
rwlock_init(&nm_i->nat_tree_lock);
nm_i->bitmap_size = __bitmap_size(sbi, NAT_BITMAP);
nm_i->init_scan_nid = le32_to_cpu(sbi->ckpt->next_free_nid);
nm_i->next_scan_nid = le32_to_cpu(sbi->ckpt->next_free_nid);
nm_i->nat_bitmap = kzalloc(nm_i->bitmap_size, GFP_KERNEL);
if (!nm_i->nat_bitmap)
return -ENOMEM;
nm_i->bitmap_size = __bitmap_size(sbi, NAT_BITMAP);
version_bitmap = __bitmap_ptr(sbi, NAT_BITMAP);
if (!version_bitmap)
return -EFAULT;
/* copy version bitmap */
memcpy(nm_i->nat_bitmap, version_bitmap, nm_i->bitmap_size);
nm_i->nat_bitmap = kmemdup(version_bitmap, nm_i->bitmap_size,
GFP_KERNEL);
if (!nm_i->nat_bitmap)
return -ENOMEM;
return 0;
}

3
fs/f2fs/segment.c
View File

@ -1403,10 +1403,9 @@ static int build_sit_info(struct f2fs_sb_info *sbi)
bitmap_size = __bitmap_size(sbi, SIT_BITMAP);
src_bitmap = __bitmap_ptr(sbi, SIT_BITMAP);
dst_bitmap = kzalloc(bitmap_size, GFP_KERNEL);
dst_bitmap = kmemdup(src_bitmap, bitmap_size, GFP_KERNEL);
if (!dst_bitmap)
return -ENOMEM;
memcpy(dst_bitmap, src_bitmap, bitmap_size);
/* init SIT information */
sit_i->s_ops = &default_salloc_ops;