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authorAkinobu Mita <akinobu.mita@gmail.com>2008-04-17 10:38:59 -0400
committerTheodore Ts'o <tytso@mit.edu>2008-04-17 10:38:59 -0400
commita871611b474bfcdee422c0cf5d16f509dce096f5 (patch)
treea02ef4ea39365dca2bbf84d9db8656ee6f9feab2 /fs/ext4/namei.c
parentc0a4ef38ac90d9053fcf3e22f81520a507c1a7bd (diff)
downloadop-kernel-dev-a871611b474bfcdee422c0cf5d16f509dce096f5.zip
op-kernel-dev-a871611b474bfcdee422c0cf5d16f509dce096f5.tar.gz
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/ext4/namei.c')
-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 6861194..63c33e0 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;
}
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