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>

3 files changed, 4 insertions, 4 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");
diff --git a/dev.h b/dev.h
index 3c12d8c..a9e4ccf 100644
--- a/dev.h
+++ b/dev.h
@@ -6,8 +6,8 @@
 
 extern size_t device_mtu(const char *ifname);
 extern int device_address(const char *ifname, int af, struct sockaddr_storage *ss);
+extern int __device_ifindex(const char *ifname);
 extern int device_ifindex(const char *ifname);
-extern int device_ifindex_get(const char *ifname);
 extern int device_type(const char *ifname);
 extern short device_get_flags(const char *ifname);
 extern void device_set_flags(const char *ifname, const short flags);
diff --git a/mac80211.c b/mac80211.c
index ee81646..f22b600 100644
--- a/mac80211.c
+++ b/mac80211.c
@@ -227,7 +227,7 @@ void enter_rfmon_mac80211(const char *device, char **mondev)
 
 		slprintf(mondevice, sizeof(mondevice), "mon%u", n);
 
-		if (device_ifindex_get(mondevice) > 0)
+		if (__device_ifindex(mondevice) > 0)
 			continue;
 
 		ret = nl80211_add_mon_if(&nlstate, device, mondevice);