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Diffstat (limited to 'fs/ext3/inode.c')
-rw-r--r--fs/ext3/inode.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index b176d4253544..d512c4bc4ad7 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -676,6 +676,10 @@ static int ext3_alloc_branch(handle_t *handle, struct inode *inode,
* parent to disk.
*/
bh = sb_getblk(inode->i_sb, new_blocks[n-1]);
+ if (unlikely(!bh)) {
+ err = -ENOMEM;
+ goto failed;
+ }
branch[n].bh = bh;
lock_buffer(bh);
BUFFER_TRACE(bh, "call get_create_access");
@@ -717,7 +721,7 @@ failed:
BUFFER_TRACE(branch[i].bh, "call journal_forget");
ext3_journal_forget(handle, branch[i].bh);
}
- for (i = 0; i <indirect_blks; i++)
+ for (i = 0; i < indirect_blks; i++)
ext3_free_blocks(handle, inode, new_blocks[i], 1);
ext3_free_blocks(handle, inode, new_blocks[i], num);
@@ -1078,8 +1082,8 @@ struct buffer_head *ext3_getblk(handle_t *handle, struct inode *inode,
if (!err && buffer_mapped(&dummy)) {
struct buffer_head *bh;
bh = sb_getblk(inode->i_sb, dummy.b_blocknr);
- if (!bh) {
- *errp = -EIO;
+ if (unlikely(!bh)) {
+ *errp = -ENOMEM;
goto err;
}
if (buffer_new(&dummy)) {
@@ -2729,12 +2733,12 @@ static int __ext3_get_inode_loc(struct inode *inode,
return -EIO;
bh = sb_getblk(inode->i_sb, block);
- if (!bh) {
+ if (unlikely(!bh)) {
ext3_error (inode->i_sb, "ext3_get_inode_loc",
"unable to read inode block - "
"inode=%lu, block="E3FSBLK,
inode->i_ino, block);
- return -EIO;
+ return -ENOMEM;
}
if (!buffer_uptodate(bh)) {
lock_buffer(bh);
@@ -2783,7 +2787,7 @@ static int __ext3_get_inode_loc(struct inode *inode,
bitmap_bh = sb_getblk(inode->i_sb,
le32_to_cpu(desc->bg_inode_bitmap));
- if (!bitmap_bh)
+ if (unlikely(!bitmap_bh))
goto make_io;
/*