examples/mdev.conf.change_blockdev.sh: update

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/examples/mdev.conf.change_blockdev.sh b/examples/mdev.conf.change_blockdev.sh
index a479a9630..512e43fcc 100755
--- a/examples/mdev.conf.change_blockdev.sh
+++ b/examples/mdev.conf.change_blockdev.sh
@@ -13,12 +13,17 @@ echo "Env:"
 env | sort
 
 while sleep 1; test $cnt != 0; do
-        echo "Trying to rereat partition table on $DEVNAME ($cnt)"
+        echo "Trying to reread partition table on $DEVNAME ($cnt)"
         : $((cnt--))
+        # If device node doesn't exist, it means the device was removed.
+        # Stop trying.
         test -e "$DEVNAME" || { echo "$DEVNAME doesn't exist, aborting"; exit 1; }
         #echo "$DEVNAME exists"
-        blockdev --rereadpt "$DEVNAME" && break
+        if blockdev --rereadpt "$DEVNAME"; then
+                echo "blockdev --rereadpt succeeded"
+                exit 0
+        fi
         echo "blockdev --rereadpt failed, exit code: $?"
 done
-echo "blockdev --rereadpt succeeded"
+echo "Timed out"
 ) &