xfs: assume the default quota limits are always set in xfs_qm_adjust_dqlimits

We always initialize the default quota limits to something nowadays, so
we don't need to check that the defaults are set to something before
using them.
Signed-off-by: NDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NChandan Babu R <chandanrlinux@gmail.com>

fs/xfs/xfs_dquot.c

@@ -77,21 +77,21 @@ xfs_qm_adjust_dqlimits(
 	ASSERT(dq->q_id);
 	defq = xfs_get_defquota(q, xfs_dquot_type(dq));
 
-	if (defq->blk.soft && !dq->q_blk.softlimit) {
+	if (!dq->q_blk.softlimit) {
 		dq->q_blk.softlimit = defq->blk.soft;
 		prealloc = 1;
 	}
-	if (defq->blk.hard && !dq->q_blk.hardlimit) {
+	if (!dq->q_blk.hardlimit) {
 		dq->q_blk.hardlimit = defq->blk.hard;
 		prealloc = 1;
 	}
-	if (defq->ino.soft && !dq->q_ino.softlimit)
+	if (!dq->q_ino.softlimit)
 		dq->q_ino.softlimit = defq->ino.soft;
-	if (defq->ino.hard && !dq->q_ino.hardlimit)
+	if (!dq->q_ino.hardlimit)
 		dq->q_ino.hardlimit = defq->ino.hard;
-	if (defq->rtb.soft && !dq->q_rtb.softlimit)
+	if (!dq->q_rtb.softlimit)
 		dq->q_rtb.softlimit = defq->rtb.soft;
-	if (defq->rtb.hard && !dq->q_rtb.hardlimit)
+	if (!dq->q_rtb.hardlimit)
 		dq->q_rtb.hardlimit = defq->rtb.hard;
 
 	if (prealloc)