procd: reduce the number of unnecessary calls to /sbin/hotplug-call for tty devices

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 38705

diff --git a/package/system/procd/files/hotplug.json b/package/system/procd/files/hotplug.json
index 8285311a7ca5024543dfb8bd948a412389447ef1..bcd169034b342d405a2802cca292524b11d04252 100644 (file)
--- a/package/system/procd/files/hotplug.json
+++ b/package/system/procd/files/hotplug.json
@@ -69,8 +69,14 @@
                [ "exec", "/etc/rc.button/%BUTTON%" ]
        ],
        [ "if",
-               [ "eq", "SUBSYSTEM",
-                       [ "net", "input", "usb", "ieee1394", "block", "atm", "zaptel", "tty", "button" ]
+               [ "or",
+                       [ "eq", "SUBSYSTEM",
+                               [ "net", "input", "usb", "ieee1394", "block", "atm", "zaptel", "button" ],
+                       ],
+                       [ "and",
+                               [ "eq", "SUBSYSTEM", "tty" ],
+                               [ "regex", "DEVNAME", "^ttyUSB" ],
+                       ]
                ],
                [ "exec", "/sbin/hotplug-call", "%SUBSYSTEM%" ]
        ],