iw: Make input to mac_addr_n2a() const

The parameter is not modified, so we can make it constant. This makes it
possible to provide other const parameters to this function.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/iw.h b/iw.h
index 47aa27d3eaa3537cda7437f9a0cbb5b54038aa55..bdd39ee7b82176b4e3f3412ec6ddd1849ab9b624 100644 (file)
--- a/iw.h
+++ b/iw.h
@@ -175,7 +175,7 @@ int valid_handler(struct nl_msg *msg, void *arg);
 void register_handler(int (*handler)(struct nl_msg *, void *), void *data);
 
 int mac_addr_a2n(unsigned char *mac_addr, char *arg);
-void mac_addr_n2a(char *mac_addr, unsigned char *arg);
+void mac_addr_n2a(char *mac_addr, const unsigned char *arg);
 int parse_hex_mask(char *hexmask, unsigned char **result, size_t *result_len,
                   unsigned char **mask);
 unsigned char *parse_hex(char *hex, size_t *outlen);

diff --git a/util.c b/util.c
index 5b286b78117e475c391203b9c8c965041c894234..796549eab444cc4470b862bde1dbb9effe94e6f3 100644 (file)
--- a/util.c
+++ b/util.c
@@ -5,7 +5,7 @@
 #include "iw.h"
 #include "nl80211.h"
 
-void mac_addr_n2a(char *mac_addr, unsigned char *arg)
+void mac_addr_n2a(char *mac_addr, const unsigned char *arg)
 {
        int i, l;