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authorJoseph Qi <joseph.qi@huawei.com>2016-07-27 01:21:44 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-27 02:19:19 +0300
commite81f1c5c4a6e2c72add88ec596aaf942e9fcf30b (patch)
tree66dd094738d5c13411cde72de78a59b2bdd18b82 /fs/ocfs2
parent698d44b43a258006516538c27c8c4a8ab202e7d2 (diff)
downloadlinux-e81f1c5c4a6e2c72add88ec596aaf942e9fcf30b.tar.xz
ocfs2: remove obscure BUG_ON in dlmglue
These BUG_ON(!inode) are obscure because we have already used inode to get osb. And actually we can guarantee here inode is valid in the context. So we can safely remove them. Link: http://lkml.kernel.org/r/5776336A.6030104@huawei.com Signed-off-by: Joseph Qi <joseph.qi@huawei.com> Reviewed-by: Eric Ren <zren@suse.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Cc: Junxiao Bi <junxiao.bi@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/dlmglue.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index fc5443226675..83d576f6a287 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -1635,7 +1635,6 @@ int ocfs2_create_new_inode_locks(struct inode *inode)
int ret;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- BUG_ON(!inode);
BUG_ON(!ocfs2_inode_is_new(inode));
mlog(0, "Inode %llu\n", (unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -1678,8 +1677,6 @@ int ocfs2_rw_lock(struct inode *inode, int write)
struct ocfs2_lock_res *lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- BUG_ON(!inode);
-
mlog(0, "inode %llu take %s RW lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
write ? "EXMODE" : "PRMODE");
@@ -1722,8 +1719,6 @@ int ocfs2_open_lock(struct inode *inode)
struct ocfs2_lock_res *lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- BUG_ON(!inode);
-
mlog(0, "inode %llu take PRMODE open lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -1747,8 +1742,6 @@ int ocfs2_try_open_lock(struct inode *inode, int write)
struct ocfs2_lock_res *lockres;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- BUG_ON(!inode);
-
mlog(0, "inode %llu try to take %s open lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
write ? "EXMODE" : "PRMODE");
@@ -2326,8 +2319,6 @@ int ocfs2_inode_lock_full_nested(struct inode *inode,
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct buffer_head *local_bh = NULL;
- BUG_ON(!inode);
-
mlog(0, "inode %llu, take %s META lock\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
ex ? "EXMODE" : "PRMODE");