[linux-lvm] [PATCH 23/35] fsadm: Only use readlink if link is provided

[Lukas Czerner]

Signed-off-by: Lukas Czerner <lczerner at redhat.com>
---
 scripts/fsadm.sh |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/scripts/fsadm.sh b/scripts/fsadm.sh
index 63600eb..3a00063 100755
--- a/scripts/fsadm.sh
+++ b/scripts/fsadm.sh
@@ -295,8 +295,10 @@ decode_size() {
 # dereference device name if it is symbolic link
 detect_fs() {
 	VOLUME_ORIG=$1
-	VOLUME=${1/#"${DM_DEV_DIR}/"/}
-	VOLUME=$("$READLINK" $READLINK_E "$DM_DEV_DIR/$VOLUME") || error "Cannot get readlink \"$1\""
+	VOLUME=${DM_DEV_DIR}/${1/#"${DM_DEV_DIR}/"/}
+	if [ -h "$VOLUME" ]; then
+		VOLUME=$("$READLINK" $READLINK_E "$VOLUME") || error "Cannot get readlink \"$VOLUME\""
+	fi
 	RVOLUME=$VOLUME
 	case "$RVOLUME" in
           # hardcoded /dev  since udev does not create these entries elsewhere
-- 
1.7.4.4