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fix incorrect path of link file

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Signed-off-by: Gao feng <omarapazanadi@gmail.com>
This commit is contained in:
Gao feng
2015-10-10 18:04:05 +08:00
parent 8553460afe
commit b14f68378d
1 changed files with 5 additions and 2 deletions
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src/net.c
+5 -2
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@@ -335,14 +335,17 @@ static int hyper_remove_nic(char *device)
{
char path[256], real[128];
int fd;
ssize_t size;
sprintf(path, "/sys/class/net/%s", device);
if (readlink(path, real, 128) < 0) {
size = readlink(path, real, 128);
if (size < 0 || size > 127) {
perror("fail to read link directory");
return -1;
}
real[size] = '\0';
sprintf(path, "/sys/%s/../../../remove", real + 5);
fprintf(stdout, "get net sys path %s\n", path);
@@ -869,7 +872,7 @@ void hyper_cleanup_dns(struct hyper_pod *pod)
int fd = open("/tmp/hyper/resolv.conf", O_WRONLY| O_TRUNC);
if (fd < 0) {
perror("open /tmp/resolv.conf failed");
perror("open /tmp/hyper/resolv.conf failed");
return;
}