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ocfs2: remove obscure BUG_ON in dlmglue

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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>
This commit is contained in:
Joseph Qi 2016-07-26 15:21:44 -07:00 committed by Linus Torvalds
parent 698d44b43a
commit e81f1c5c4a
1 changed files with 0 additions and 9 deletions
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9
fs/ocfs2/dlmglue.c
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@ -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");