Merge pull request #298 from dragos-oancea/sofia-sip_extra-val-never-read

[sofia-sip] scan-build: Value stored to 'end' during its initialization is never read - sip_info_d()

libs/sofia-sip/libsofia-sip-ua/sip/sip_extra.c

@@ -887,7 +887,7 @@ static
 issize_t sip_info_d(su_home_t *home, sip_header_t *h, char *s, isize_t slen)
 {
   sip_call_info_t *ci = h->sh_call_info;
-  char *end = s + slen;
+  char *end;
 
   for(;;) {
 	  ci = h->sh_call_info;