init: check permissions on rc.d files

We try to unconditionally execute /etc/rc.d/* files, even if they're
not executable - an easy way of temproarily disabling a service. When
this happens, we get a permission denied error on boot.

This change only tries to run execulable startup scripts.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9607 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/base-files/files/etc/init.d/rcS b/package/base-files/files/etc/init.d/rcS
index 61c1d6d..b44f441 100755 (executable)
--- a/package/base-files/files/etc/init.d/rcS
+++ b/package/base-files/files/etc/init.d/rcS
@@ -3,6 +3,6 @@
 
 {
        for i in /etc/rc.d/$1*; do
-               $i $2 2>&1
+               [ -x $i ] && $i $2 2>&1
        done 
 } | logger -s -p 6 -t '' &