udf: Do not read inode before writing it
We needlessly read inode in udf_update_inode just before zeroing out the
contents of the buffer. Fix it.
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index a792a88..a00602b2 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1408,9 +1408,8 @@
unsigned char blocksize_bits = inode->i_sb->s_blocksize_bits;
struct udf_inode_info *iinfo = UDF_I(inode);
- bh = udf_tread(inode->i_sb,
- udf_get_lb_pblock(inode->i_sb,
- &iinfo->i_location, 0));
+ bh = udf_tgetblk(inode->i_sb,
+ udf_get_lb_pblock(inode->i_sb, &iinfo->i_location, 0));
if (!bh) {
udf_debug("getblk failure\n");
return -ENOMEM;
@@ -1602,6 +1601,7 @@
fe->descTag.tagChecksum = udf_tag_checksum(&fe->descTag);
out:
+ set_buffer_uptodate(bh);
unlock_buffer(bh);
/* write the data blocks */
