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authorKay Sievers <kay.sievers@vrfy.org>2009-04-23 03:33:58 +0200
committerKay Sievers <kay.sievers@vrfy.org>2009-04-23 03:33:58 +0200
commite93c38c3a2daaa2a8fedac59037f43a0403fdd03 (patch)
tree52561378e6c93a5a72e5c8ae53392e025b43f46d /udev/lib/libudev-monitor.c
parentdacea9ff6be55f1b115c13b1ab530812d0d66879 (diff)
libudev: monitor - do not filter messages with wrong magic
Diffstat (limited to 'udev/lib/libudev-monitor.c')
-rw-r--r--udev/lib/libudev-monitor.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/udev/lib/libudev-monitor.c b/udev/lib/libudev-monitor.c
index d8b375c713..211aa12f62 100644
--- a/udev/lib/libudev-monitor.c
+++ b/udev/lib/libudev-monitor.c
@@ -241,8 +241,8 @@ static int filter_apply(struct udev_monitor *udev_monitor)
bpf_stmt(ins, &i, BPF_LD|BPF_W|BPF_ABS, offsetof(struct udev_monitor_netlink_header, magic));
/* jump if magic matches */
bpf_jmp(ins, &i, BPF_JMP|BPF_JEQ|BPF_K, UDEV_MONITOR_MAGIC, 1, 0);
- /* wrong magic, drop packet */
- bpf_stmt(ins, &i, BPF_RET|BPF_K, 0);
+ /* wrong magic, pass packet */
+ bpf_stmt(ins, &i, BPF_RET|BPF_K, 0xffffffff);
/* add all subsystem match values */
udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_monitor->filter_subsystem_list)) {