miegl/glorytun
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fix last commit

Browse Source 
Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
This commit is contained in:
Adrien Gallouët
2019-06-21 15:27:42 +00:00
parent 5976434285
commit e6793f9b54
1 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/tun.c
View File

@@ -93,11 +93,18 @@ tun_create_by_name(char *name, size_t len, const char *dev_name)
static int
tun_create_by_name(char *name, size_t len, const char *dev_name)
{
int ret = snprintf(name, len, "%s", dev_name);
if (ret <= 0 || (size_t)ret >= len) {
errno = EINVAL;
return -1;
}
struct ifreq ifr = {
.ifr_flags = IFF_TUN | IFF_NO_PI,
};
int ret = snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s", dev_name);
ret = snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s", dev_name);
if (ret <= 0 || (size_t)ret >= sizeof(ifr.ifr_name)) {
errno = EINVAL;