netsniff-ng: dev: Rename device_ifindex_get to __device_ifindex

Make the function name more in line with the scheme we use for other
similar functions: the function prefixed with __ returns a negative
error code, the function without prefix panic()'s on error.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

1 files changed, 2 insertions, 2 deletions

diff --git a/dev.c b/dev.c
index c28fa0e..20dfe17 100644
--- a/dev.c
+++ b/dev.c
@@ -14,7 +14,7 @@
 #include "link.h"
 #include "built_in.h"
 
-int device_ifindex_get(const char *ifname)
+int __device_ifindex(const char *ifname)
 {
 	int ret, sock, index;
 	struct ifreq ifr;
@@ -40,7 +40,7 @@ int device_ifindex_get(const char *ifname)
 
 int device_ifindex(const char *ifname)
 {
-	int index = device_ifindex_get(ifname);
+	int index = __device_ifindex(ifname);
 
 	if (unlikely(index < 0))
 		panic("Cannot get ifindex from device!\n");