sven/can-utils
1
0
Fork 0
mirror of https://github.com/linux-can/can-utils.git synced 2026-08-05 06:20:00 +02:00
Code Issues Packages Projects Releases Wiki Activity

Revert "cangen: use if_nametoindex() to avoid overflows"

Browse Source 
This reverts commit 1f96d674c0.

Link: https://github.com/linux-can/can-utils/pull/396
Link: https://github.com/linux-can/can-utils/commit/1f96d674c0cb7b60ee315981f12a7feb94829697#commitcomment-97455025
This commit is contained in:
Marc Kleine-Budde
2023-01-20 09:58:44 +01:00
committed by Oliver Hartkopp
parent 5aa72c5e9e
commit 77ec9b3c2d
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cangen.c
+5 -3
View File
@@ -608,11 +608,13 @@ int main(int argc, char **argv)
}
addr.can_family = AF_CAN;
addr.can_ifindex = if_nametoindex(argv[optind]);
if (!addr.can_ifindex) {
perror("if_nametoindex");
strcpy(ifr.ifr_name, argv[optind]);
if (ioctl(s, SIOCGIFINDEX, &ifr) < 0) {
perror("SIOCGIFINDEX");
return 1;
}
addr.can_ifindex = ifr.ifr_ifindex;
/*
* disable default receive filter on this RAW socket