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base-files: do not write to /etc/config/wireless at boot time unless a new interface was found

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eliminates unnecessary flash write cycles at every boot

patch by Peter Wagner (tripolar)

SVN-Revision: 27127
This commit is contained in:
Felix Fietkau 2011-06-07 17:00:43 +00:00
parent c807bc2432
commit 9a227d88dd
1 changed files with 6 additions and 3 deletions
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9
package/base-files/files/etc/init.d/network
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@ -9,11 +9,14 @@ boot() {
include /lib/network include /lib/network
setup_switch setup_switch
/sbin/wifi detect >> /etc/config/wireless
/sbin/wifi detect > /tmp/wireless.tmp
[ -s /tmp/wireless.tmp ] && {
cat /tmp/wireless.tmp >> /etc/config/wireless
}
rm -f /tmp/wireless.tmp
grep -qs config /etc/config/wireless && { grep -qs config /etc/config/wireless && {
/sbin/wifi up /sbin/wifi up
} || {
rm -f /etc/config/wireless
} }
scan_interfaces scan_interfaces