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author | Denys Vlasenko <vda.linux@googlemail.com> | 2014-02-19 14:17:11 +0100 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2014-02-19 14:17:11 +0100 |
commit | ffc3a93d0dbf4ac887f528c0495cd586a092d88f (patch) | |
tree | 6d8d51a7cbd435d3e2a22a34f620770968c6c2b6 /networking/udhcp/d6_dhcpc.c | |
parent | 50e4cc29f56b5401579cddaf42d0404320b9efa7 (diff) | |
download | busybox-w32-ffc3a93d0dbf4ac887f528c0495cd586a092d88f.tar.gz busybox-w32-ffc3a93d0dbf4ac887f528c0495cd586a092d88f.tar.bz2 busybox-w32-ffc3a93d0dbf4ac887f528c0495cd586a092d88f.zip |
udhcpc: fix BPF filter. Hopefully fixes the root cause of 4598 and 6746
Use a *signed* large positive value in BPF filter to indicate success.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/udhcp/d6_dhcpc.c')
-rw-r--r-- | networking/udhcp/d6_dhcpc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c index b0f0798e5..044f04673 100644 --- a/networking/udhcp/d6_dhcpc.c +++ b/networking/udhcp/d6_dhcpc.c | |||
@@ -711,7 +711,7 @@ static int d6_raw_socket(int ifindex) | |||
711 | /* jump to L3 if udp dport is CLIENT_PORT6, else to L4 */ | 711 | /* jump to L3 if udp dport is CLIENT_PORT6, else to L4 */ |
712 | BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, 68, 0, 1), | 712 | BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, 68, 0, 1), |
713 | /* L3: accept packet */ | 713 | /* L3: accept packet */ |
714 | BPF_STMT(BPF_RET|BPF_K, 0xffffffff), | 714 | BPF_STMT(BPF_RET|BPF_K, 0x7fffffff), |
715 | /* L4: discard packet */ | 715 | /* L4: discard packet */ |
716 | BPF_STMT(BPF_RET|BPF_K, 0), | 716 | BPF_STMT(BPF_RET|BPF_K, 0), |
717 | }; | 717 | }; |