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mdev: fix the case when move rule deletes node with name == device_name

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Signed-off-by: Jean Wolter <jw5@os.inf.tu-dresden.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2009-06-22 01:31:12 +02:00
parent b0bee2b0da
commit 2f86ca1350
2 changed files with 43 additions and 19 deletions
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26
testsuite/mdev.tests
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@ -162,6 +162,32 @@ brw-r--r-- 1 0 1 8,0 sda
" \
"" ""
# continuing to use directory structure from prev test
rm -rf mdev.testdir/dev/*
mkdir -p mdev.testdir/sys/class/tty/capi
echo "191:0" >mdev.testdir/sys/class/tty/capi/dev
mkdir -p mdev.testdir/sys/class/tty/capi1
echo "191:1" >mdev.testdir/sys/class/tty/capi1/dev
mkdir -p mdev.testdir/sys/class/tty/capi20
echo "191:20" >mdev.testdir/sys/class/tty/capi20/dev
echo "capi 0:0 0660 =capi20" >mdev.testdir/etc/mdev.conf
echo "capi([0-9]) 0:0 0660 =capi20.0%1" >>mdev.testdir/etc/mdev.conf
echo "capi([0-9]*) 0:0 0660 =capi20.%1" >>mdev.testdir/etc/mdev.conf
# mdev invocation with DEVPATH=/class/tty/capi20 was deleting /dev/capi20
testing "move rule does not delete node with name == device_name" \
"\
env - PATH=$PATH ACTION=add DEVPATH=/class/tty/capi chroot mdev.testdir /mdev 2>&1;
env - PATH=$PATH ACTION=add DEVPATH=/class/tty/capi1 chroot mdev.testdir /mdev 2>&1;
env - PATH=$PATH ACTION=add DEVPATH=/class/tty/capi20 chroot mdev.testdir /mdev 2>&1;
ls -lnR mdev.testdir/dev | $FILTER_LS" \
"\
mdev.testdir/dev:
crw-rw---- 1 0 0 191,0 capi20
crw-rw---- 1 0 0 191,1 capi20.01
crw-rw---- 1 0 0 191,20 capi20.20
" \
"" ""
# clean up
rm -rf mdev.testdir