Fix segfault on error'ed mbtiles connection

tbonfort · tbonfort · commit fe8de8b6ab2a · 2014-01-13T12:00:41.000+01:00
diff --git a/lib/cache_sqlite.c b/lib/cache_sqlite.c
@@ -749,6 +749,7 @@ static void _mapcache_cache_mbtiles_multi_set(mapcache_context *ctx, mapcache_ti
     }
   }
   conn = _sqlite_get_conn(ctx, &tiles[0], 0);
+  GC_CHECK_ERROR(ctx);
 
   sqlite3_exec(conn->handle, "BEGIN TRANSACTION", 0, 0, 0);
   for (i = 0; i < ntiles; i++) {

Original file line number	Diff line number	Diff line change
`@@ -749,6 +749,7 @@ static void _mapcache_cache_mbtiles_multi_set(mapcache_context *ctx, mapcache_ti`
`749`	`749`	`}`
`750`	`750`	`}`
`751`	`751`	`conn = _sqlite_get_conn(ctx, &tiles[0], 0);`
	`752`	`+ GC_CHECK_ERROR(ctx);`
`752`	`753`
`753`	`754`	`sqlite3_exec(conn->handle, "BEGIN TRANSACTION", 0, 0, 0);`
`754`	`755`	`for (i = 0; i < ntiles; i++) {`