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runqemu-internal: don't bring down preconfigured tap interface 

runqemu-ifup and runqemu-ifdown should be pairs. If we're using a
preconfigured tap interface, the runqemu-ifdown should not be invoked
to bring it down.

(From OE-Core rev: f60f215f74b5fe5a43943c9d3ccdbe0fa06b7828)

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Chen Qi 2013-08-28 10:52:04 +08:00 committed by Richard Purdie
parent 8f32af94c0
commit a78bf1ce7b
1 changed files with 3 additions and 1 deletions
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4
scripts/runqemu-internal
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@ -175,12 +175,14 @@ else
POSSIBLE=`$IFCONFIG link | grep 'tap' | awk '{print $2}' | sed s/://`
TAP=""
LOCKFILE=""
USE_PRECONF_TAP="no"
for tap in $POSSIBLE; do
LOCKFILE="$LOCKDIR/$tap"
echo "Acquiring lockfile for $tap..."
acquire_lock $LOCKFILE
if [ $? -eq 0 ]; then
TAP=$tap
USE_PRECONF_TAP="yes"
break
fi
done
@ -215,7 +217,7 @@ else
fi
cleanup() {
if [ ! -e "$NOSUDO_FLAG" ]; then
if [ ! -e "$NOSUDO_FLAG" -a "$USE_PRECONF_TAP" = "no" ]; then
# Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
# but inactive. This looks scary but is harmless
sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null