[PATCH 1/6] common/quota: allow removing quota options entirely in _qmount_option

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Add support for dropping all quota related options instead of only
overriding them with new ones to _qmount_option.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 common/quota | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/common/quota b/common/quota
index 883a28a2..7fa1a61a 100644
--- a/common/quota
+++ b/common/quota
@@ -263,7 +263,9 @@ _qmount_option()
 			-e 's/prjquota/quota/g'`
 	fi
 	# Ensure we have the given quota option - duplicates are fine
-	export MOUNT_OPTIONS="$MOUNT_OPTIONS -o $OPTS"
+	if [ -n "$OPTS" ]; then
+		export MOUNT_OPTIONS="$MOUNT_OPTIONS -o $OPTS"
+	fi
 	echo "MOUNT_OPTIONS = $MOUNT_OPTIONS" >>$seqres.full
 }
 
-- 
2.30.2




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