locks: Use inode_is_open_for_write

Use the aptly named function rather than open coding it. No functional
changes.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Nikolay Borisov 2018-12-11 10:29:25 +02:00 committed by Jeff Layton
parent 7bbd1fc0e9
commit 052b8cfa40

View File

@ -1766,7 +1766,7 @@ check_conflicting_open(const struct dentry *dentry, const long arg, int flags)
if (flags & FL_LAYOUT)
return 0;
if ((arg == F_RDLCK) && (atomic_read(&inode->i_writecount) > 0))
if ((arg == F_RDLCK) && inode_is_open_for_write(inode))
return -EAGAIN;
if ((arg == F_WRLCK) && ((d_count(dentry) > 1) ||