fix a minor bug when converting MAC string to hexs

[palacios.git] / palacios / include / palacios / vmm_ethernet.h

diff --git a/palacios/include/palacios/vmm_ethernet.h b/palacios/include/palacios/vmm_ethernet.h
index c4725a9..b141a59 100644 (file)
--- a/palacios/include/palacios/vmm_ethernet.h
+++ b/palacios/include/palacios/vmm_ethernet.h
@@ -102,9 +102,10 @@ static inline int compare_ether_hdr(const uint8_t * hdr1, const uint8_t * hdr2)
 
 /* AA:BB:CC:DD:EE:FF */
 static inline int str2mac(char * macstr, uint8_t * mac){
-    char hex[2], *s = macstr;
+    char hex[3], *s = macstr;
     int i = 0;
 
+    hex[2] = 0;
     while(s){
        memcpy(hex, s, 2);
        mac[i++] = (char)atox(hex);