Good catch, thanks! Reviewed-by: Eric Ren <z...@suse.com> On 07/01/2016 05:10 PM, Joseph Qi wrote: > 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. > > Signed-off-by: Joseph Qi <joseph...@huawei.com> > --- > fs/ocfs2/dlmglue.c | 9 --------- > 1 file changed, 9 deletions(-) > > diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c > index 1cfa1b6bf..2108960 100644 > --- a/fs/ocfs2/dlmglue.c > +++ b/fs/ocfs2/dlmglue.c > @@ -1634,7 +1634,6 @@ 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); > @@ -1677,8 +1676,6 @@ 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"); > @@ -1721,8 +1718,6 @@ 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); > > @@ -1746,8 +1741,6 @@ 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"); > @@ -2325,8 +2318,6 @@ 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"); >
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