Fix compiler warnings
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parent
06dfce6d46
commit
4cab313b8c
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@ -43,6 +43,7 @@
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#include "net/packetbuf.h"
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#include "net/netstack.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/ioctl.h>
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#include <string.h>
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@ -93,8 +93,11 @@ static void
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remove_route(void)
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{
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char buf[1024];
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int ret;
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snprintf(buf, sizeof(buf), "route delete -net 172.18.0.0");
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system(buf);
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ret = system(buf);
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fprintf(stderr, "ret %d\n", ret);
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fprintf(stderr, "%s\n", buf);
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}
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@ -103,7 +106,8 @@ void
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tapdev_init(void)
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{
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char buf[1024];
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int ret;
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fd = open(DEVTAP, O_RDWR);
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if(fd == -1) {
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perror("tapdev: tapdev_init: open");
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@ -123,7 +127,8 @@ tapdev_init(void)
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#endif /* Linux */
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snprintf(buf, sizeof(buf), "ifconfig tap0 inet 172.18.0.1/16");
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system(buf);
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ret = system(buf);
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fprintf(stderr, "ret %d\n", ret);
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fprintf(stderr, "%s\n", buf);
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#ifdef linux
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/* route add for linux */
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@ -132,8 +137,9 @@ tapdev_init(void)
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/* route add for freebsd */
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snprintf(buf, sizeof(buf), "route add -net 172.18.0.0/16 -iface tap0");
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#endif /* linux */
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system(buf);
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ret = system(buf);
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fprintf(stderr, "ret %d\n", ret);
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fprintf(stderr, "%s\n", buf);
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atexit(remove_route);
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