Ext3: return ENOMEM rather than EIO if sb_getblk fails

It will be better to use ENOMEM rather than EIO, because the only
reason that sb_getblk fails is that allocation fails.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: Jan Kara <jack@suse.cz>

3 files changed, 6 insertions, 6 deletions

diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index d7df06839f6a..d512c4bc4ad7 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1083,7 +1083,7 @@ struct buffer_head *ext3_getblk(handle_t *handle, struct inode *inode,
                 struct buffer_head *bh;
                 bh = sb_getblk(inode->i_sb, dummy.b_blocknr);
                 if (unlikely(!bh)) {
-                        *errp = -EIO;
+                        *errp = -ENOMEM;
                         goto err;
                 }
                 if (buffer_new(&dummy)) {
@@ -2738,7 +2738,7 @@ static int __ext3_get_inode_loc(struct inode *inode,
                                 "unable to read inode block - "
                                 "inode=%lu, block="E3FSBLK,
                                  inode->i_ino, block);
-                return -EIO;
+                return -ENOMEM;
         }
         if (!buffer_uptodate(bh)) {
                 lock_buffer(bh);
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 704e8ce7d782..27105655502c 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -117,7 +117,7 @@ static struct buffer_head *bclean(handle_t *handle, struct super_block *sb,
 
         bh = sb_getblk(sb, blk);
         if (unlikely(!bh))
-                return ERR_PTR(-EIO);
+                return ERR_PTR(-ENOMEM);
         if ((err = ext3_journal_get_write_access(handle, bh))) {
                 brelse(bh);
                 bh = ERR_PTR(err);
@@ -235,7 +235,7 @@ static int setup_new_group_blocks(struct super_block *sb,
 
                 gdb = sb_getblk(sb, block);
                 if (unlikely(!gdb)) {
-                        err = -EIO;
+                        err = -ENOMEM;
                         goto exit_bh;
                 }
                 if ((err = ext3_journal_get_write_access(handle, gdb))) {
@@ -723,7 +723,7 @@ static void update_backups(struct super_block *sb,
 
                 bh = sb_getblk(sb, group * bpg + blk_off);
                 if (unlikely(!bh)) {
-                        err = -EIO;
+                        err = -ENOMEM;
                         break;
                 }
                 ext3_debug("update metadata backup %#04lx\n",
diff --git a/fs/ext3/xattr.c b/fs/ext3/xattr.c
index 9f57470b1727..b1fc96383e08 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -816,7 +816,7 @@ inserted:
                         if (unlikely(!new_bh)) {
 getblk_failed:
                                 ext3_free_blocks(handle, inode, block, 1);
-                                error = -EIO;
+                                error = -ENOMEM;
                                 goto cleanup;
                         }
                         lock_buffer(new_bh);