Merge pull request #390 from ennorehling/develop

latest batch of coverity scan fixes

src/kernel/save.c

@@ -1391,6 +1391,7 @@ int readgame(const char *filename, bool backup)
     storage store;
     stream strm;
     FILE *F;
+    size_t sz;
 
     init_locales();
     log_debug("- reading game data from %s\n", filename);
@@ -1405,8 +1406,8 @@ int readgame(const char *filename, bool backup)
         perror(path);
         return -1;
     }
-    fread(&gdata.version, sizeof(int), 1, F);
-    if (gdata.version >= INTPAK_VERSION) {
+    sz = fread(&gdata.version, sizeof(int), 1, F);
+    if (sz!=sizeof(int) || gdata.version >= INTPAK_VERSION) {
         int stream_version;
         size_t sz = fread(&stream_version, sizeof(int), 1, F);
         assert((sz==1 && stream_version == STREAM_VERSION) || !"unsupported data format");

src/modules/autoseed.c

@@ -208,6 +208,7 @@ newfaction *read_newfactions(const char *filename)
         nf = calloc(sizeof(newfaction), 1);
         if (set_email(&nf->email, email) != 0) {
             log_error("Invalid email address for subscription %s: %s\n", itoa36(subscription), email);
+            free(nf);
             continue;
         }
         nf->password = _strdup(password);

src/move.c

@@ -2189,7 +2189,7 @@ static const region_list *travel_i(unit * u, const region_list * route_begin,
 static void travel(unit * u, region_list ** routep)
 {
     region *r = u->region;
-    region_list *route_begin = NULL;
+    region_list *route_begin;
     follower *followers = NULL;
 
     assert(routep);
@@ -2232,6 +2232,7 @@ static void travel(unit * u, region_list ** routep)
     make_route(u, u->thisorder, routep);
     route_begin = *routep;
 
+    if (route_begin) {
         /* und ab die post: */
         travel_i(u, route_begin, NULL, u->thisorder, TRAVEL_NORMAL, &followers);
 
@@ -2261,7 +2262,7 @@ static void travel(unit * u, region_list ** routep)
                 free_order(follow_order);
             }
         }
-
+    }
 }
 
 void move_cmd(unit * u, bool move_on_land)

src/spells/combatspells.c

@@ -1033,7 +1033,7 @@ int sp_chaosrow(struct castorder * co)
             if (u_race(df->unit)->battle_flags & BF_NOBLOCK) {
                 df->side->nonblockers[row] -= df->alive;
             }
-            row = FIRST_ROW + (rng_int() % (LAST_ROW - FIRST_ROW));
+            row = FIRST_ROW + (rng_int() % (NUMROWS - FIRST_ROW));
             switch (row) {
             case FIGHT_ROW:
                 df->status = ST_FIGHT;

src/summary.c

@@ -374,7 +374,10 @@ summary *make_summary(void)
             s->factions++;
             /* Problem mit Monsterpartei ... */
             if (!is_monsters(f)) {
-                s->factionrace[old_race(f->race)]++;
+                int rc = old_race(f->race);
+                if (rc >= 0) {
+                    s->factionrace[rc]++;
+                }
             }
         }
     }