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>
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index d7df068..d512c4b 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1083,7 +1083,7 @@
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 @@
"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 704e8ce..2710565 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -117,7 +117,7 @@
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 @@
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 @@
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 9f57470..b1fc963 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -816,7 +816,7 @@
if (unlikely(!new_bh)) {
getblk_failed:
ext3_free_blocks(handle, inode, block, 1);
- error = -EIO;
+ error = -ENOMEM;
goto cleanup;
}
lock_buffer(new_bh);