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authorAkinobu Mita <akinobu.mita@gmail.com>2008-02-27 14:50:09 -0500
committerTheodore Ts'o <tytso@mit.edu>2008-02-27 14:50:09 -0500
commit114cdb5c7ff1e67c9dae8f878527318d524d0353 (patch)
treeebbc7b7089abebbd76d36a57c37ecfa2a1ef5101 /fs
parent7e9ca14c8af646d9dccc5ccde35357785948f43c (diff)
ext4: check ext4_journal_get_write_access() errors
Check ext4_journal_get_write_access() errors. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> Cc: Stephen Tweedie <sct@redhat.com> Cc: adilger@clusterfs.com Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Mingming Cao <cmm@us.ibm.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/namei.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 28aa2ed4297e..da942bce6108 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -57,10 +57,15 @@ static struct buffer_head *ext4_append(handle_t *handle,
*block = inode->i_size >> inode->i_sb->s_blocksize_bits;
- if ((bh = ext4_bread(handle, inode, *block, 1, err))) {
+ bh = ext4_bread(handle, inode, *block, 1, err);
+ if (bh) {
inode->i_size += inode->i_sb->s_blocksize;
EXT4_I(inode)->i_disksize = inode->i_size;
- ext4_journal_get_write_access(handle,bh);
+ *err = ext4_journal_get_write_access(handle, bh);
+ if (*err) {
+ brelse(bh);
+ bh = NULL;
+ }
}
return bh;
}