Message ID | 1358073846-1662-1-git-send-email-wangshilong1991@gmail.com |
---|---|
State | Superseded, archived |
Headers | show |
On Sun 13-01-13 18:44:06, Wang shilong wrote: > From: Wang Shilong <wangsl-fnst@cn.fujitsu.com> > > As the only reason that sb_getblk fails is that allocation fails. > It will be better to use ENOMEM rather than EIO. > > Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com> > --- > fs/ext2/super.c | 2 +- > fs/ext2/xattr.c | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/fs/ext2/super.c b/fs/ext2/super.c > index 663fdcd..3308a55 100644 > --- a/fs/ext2/super.c > +++ b/fs/ext2/super.c > @@ -1457,7 +1457,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type, > else > bh = sb_getblk(sb, tmp_bh.b_blocknr); > if (unlikely(!bh)) { > - err = -EIO; > + err = -ENOMEM; This is actually wrong. sb_bread() can return NULL in case of IO error as well as in case of ENOMEM. In theory you could split the error check for the sb_getblk() and sb_bread() branch but I prefer not to bother... Honza > goto out; > } > lock_buffer(bh); > diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c > index 06209ec..2d7557d 100644 > --- a/fs/ext2/xattr.c > +++ b/fs/ext2/xattr.c > @@ -665,7 +665,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh, > if (unlikely(!new_bh)) { > ext2_free_blocks(inode, block, 1); > mark_inode_dirty(inode); > - error = -EIO; > + error = -ENOMEM; > goto cleanup; > } > lock_buffer(new_bh); > -- > 1.7.11.7 >
diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 663fdcd..3308a55 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -1457,7 +1457,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type, else bh = sb_getblk(sb, tmp_bh.b_blocknr); if (unlikely(!bh)) { - err = -EIO; + err = -ENOMEM; goto out; } lock_buffer(bh); diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 06209ec..2d7557d 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -665,7 +665,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh, if (unlikely(!new_bh)) { ext2_free_blocks(inode, block, 1); mark_inode_dirty(inode); - error = -EIO; + error = -ENOMEM; goto cleanup; } lock_buffer(new_bh);