udev: Fix udevd launch issue after system second boot

"grep" command will return 1 if nothing is grepped, which will cause
the udevd daemon not working correctly.

This fixes [YOCTO #1146]

(From OE-Core rev: 155a10287bbcac583d95325ab2a7b09e04bb4b90)

Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/meta/recipes-core/udev/udev-164/init b/meta/recipes-core/udev/udev-164/init
index 1a8fca5747..9ce95ee4c2 100644
--- a/meta/recipes-core/udev/udev-164/init
+++ b/meta/recipes-core/udev/udev-164/init
@@ -35,7 +35,7 @@ LANG=C awk "\$2 == \"/dev\" && \$4 == \"tmpfs\" { exit 1 }" /proc/mounts && {
 }
 
 if [ -e /etc/dev.tar ]; then
-        (cd /; tar xf /etc/dev.tar 2>&1 | grep -v 'time stamp')
+        (cd /; tar xf /etc/dev.tar 2>&1 | grep -v 'time stamp' || true)
         not_first_boot=1
 fi