Merge pull request #70 from vk496/master

Ralink -01
t6x · Aug 7, 2016 · f512371 · f512371
2 parents 239276d + 551583f
commit f512371
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/src/80211.c b/src/80211.c
@@ -32,6 +32,7 @@
  */
 
 #include "80211.h"
+#include "common/defs.h"
 
 /*Reads the next packet from pcap_next() and validates the FCS. */
 const u_char *next_packet(struct pcap_pkthdr *header)
@@ -172,16 +173,20 @@ int8_t signal_strength(const u_char *packet, size_t len)
             if((header->flags & FHSS_FLAG) == FHSS_FLAG)
             {
                 offset += FHSS_FLAG;
-            } else {
+            } 
+
+            int ath9k = 0;
+            if (packet[offset] == 0) { //no data. ath9k
                 offset += 12;
+                ath9k = 1;
             }
 
             if(offset < len)
             {
                 ssi = (int8_t) packet[offset];
             }
 
-            if (ssi > 100) {
+            if (ath9k == 1) {
                 ssi = 100 - ssi;
             }
         }