hfs: simplify a bit checking for R/O
We have the following pattern in 2 places in HFS
if (!RDONLY)
hfs_mdb_commit();
This patch pushes the RDONLY check down to 'hfs_mdb_commit()'. This will
make the following patches a bit simpler.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c
index 7a32240..5fd51a5 100644
--- a/fs/hfs/mdb.c
+++ b/fs/hfs/mdb.c
@@ -260,6 +260,9 @@
{
struct hfs_mdb *mdb = HFS_SB(sb)->mdb;
+ if (sb->s_flags & MS_RDONLY)
+ return;
+
lock_buffer(HFS_SB(sb)->mdb_bh);
if (test_and_clear_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags)) {
/* These parameters may have been modified, so write them back */