Move Solaris if_fd to local scope.

This variable is never used outside of setup_device(), therefore there is no
reason to declare it in global scope.

diff --git a/src/solaris/device.c b/src/solaris/device.c
index 4940ddb..c11f60f 100644 (file)
--- a/src/solaris/device.c
+++ b/src/solaris/device.c
@@ -48,7 +48,6 @@ static enum {
 } device_type = DEVICE_TYPE_TUN;
 
 int device_fd = -1;
-static int if_fd = -1;
 static int ip_fd = -1;
 char *device = NULL;
 char *iface = NULL;
@@ -134,6 +133,7 @@ static bool setup_device(void) {
                }
        }
 
+       int if_fd;
        if((if_fd = open(device, O_RDWR, 0)) < 0) {
                logger(DEBUG_ALWAYS, LOG_ERR, "Could not open %s: %s\n", device, strerror(errno));
                return false;