diff options
Diffstat (limited to 'arch/um/os-Linux/drivers/tuntap_user.c')
| -rw-r--r-- | arch/um/os-Linux/drivers/tuntap_user.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/um/os-Linux/drivers/tuntap_user.c b/arch/um/os-Linux/drivers/tuntap_user.c index 4b83c6c3f48d..4ba9b17adf13 100644 --- a/arch/um/os-Linux/drivers/tuntap_user.c +++ b/arch/um/os-Linux/drivers/tuntap_user.c @@ -75,7 +75,7 @@ static int tuntap_open_tramp(char *gate, int *fd_out, int me, int remote, struct msghdr msg; struct cmsghdr *cmsg; struct iovec iov; - int pid, n; + int pid, n, err; sprintf(version_buf, "%d", UML_NET_VERSION); @@ -105,9 +105,10 @@ static int tuntap_open_tramp(char *gate, int *fd_out, int me, int remote, n = recvmsg(me, &msg, 0); *used_out = n; if(n < 0){ + err = -errno; printk("tuntap_open_tramp : recvmsg failed - errno = %d\n", errno); - return(-errno); + return err; } CATCH_EINTR(waitpid(pid, NULL, 0)); @@ -147,9 +148,10 @@ static int tuntap_open(void *data) ifr.ifr_flags = IFF_TAP | IFF_NO_PI; strlcpy(ifr.ifr_name, pri->dev_name, sizeof(ifr.ifr_name)); if(ioctl(pri->fd, TUNSETIFF, (void *) &ifr) < 0){ + err = -errno; printk("TUNSETIFF failed, errno = %d\n", errno); os_close_file(pri->fd); - return(-errno); + return err; } } else { |