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Diffstat (limited to 'etc/udev/rules.d/60-persistent-input.rules')
-rw-r--r--etc/udev/rules.d/60-persistent-input.rules3
1 files changed, 2 insertions, 1 deletions
diff --git a/etc/udev/rules.d/60-persistent-input.rules b/etc/udev/rules.d/60-persistent-input.rules
index 4bc034ce1a..623eb7d24c 100644
--- a/etc/udev/rules.d/60-persistent-input.rules
+++ b/etc/udev/rules.d/60-persistent-input.rules
@@ -14,7 +14,8 @@ DRIVERS=="psmouse", ENV{ID_CLASS}="mouse"
ATTRS{name}=="*dvb*|*DVB*|* IR *", ENV{ID_CLASS}="ir"
ATTRS{modalias}=="input:*-*a[068],*|input:*-*a*,[68],*m*", ATTRS{modalias}!="input:*-*k*14A,*r*", ENV{ID_CLASS}="joystick"
-ENV{ID_SERIAL}=="", ENV{ID_SERIAL}="noserial"
+# fill empty serial number
+ENV{ID_CLASS}=="?*", ENV{ID_SERIAL}=="", ENV{ID_SERIAL}="noserial"
# by-id links
KERNEL=="mouse*", ENV{ID_BUS}=="?*", ENV{ID_CLASS}=="?*", SYMLINK+="input/by-id/$env{ID_BUS}-$env{ID_SERIAL}-$env{ID_CLASS}"