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tapdev6.c: do not ignore return value of system()

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This commit is contained in:
Simon Duquennoy 2015-10-01 12:00:25 +02:00
parent 2c91ab6fad
commit 0340567af8
1 changed files with 4 additions and 1 deletions
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5
cpu/native/net/tapdev6.c
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@ -331,7 +331,10 @@ tapdev_init(void)
*/ */
/* freebsd */ /* freebsd */
snprintf(buf, sizeof(buf), "ifconfig tap0 up"); snprintf(buf, sizeof(buf), "ifconfig tap0 up");
system(buf); if(system(buf) == -1) {
perror("tapdev: system: ifconfig");
return;
}
printf("%s\n", buf); printf("%s\n", buf);
/* */ /* */