X-Git-Url: https://plomlompom.com/repos/berlin_corona.txt?a=blobdiff_plain;f=src%2Fserver%2Fio.c;h=1de0bd07c9b6367fadc917bde2f19f500d341fdb;hb=d666ded12550cfc6fb50dd47e97b664ae82647a1;hp=800f539aea747e53413f13d09fdc1cee7c823015;hpb=65efdbea2c5978de283aab627ca62f5a2c983353;p=plomrogue

diff --git a/src/server/io.c b/src/server/io.c
index 800f539..1de0bd0 100644
--- a/src/server/io.c
+++ b/src/server/io.c
@@ -5,7 +5,7 @@
 #include <fcntl.h> /* open(), O_RDONLY, O_NONBLOCK */
 #include <limits.h> /* PIPE_BUF */
 #include <stddef.h> /* size_t, NULL */
-#include <stdint.h> /* uint8_t, uint16_t, uint32_t */
+#include <stdint.h> /* uint8_t, uint32_t */
 #include <stdio.h> /* define FILE, sprintf() */
 #include <stdlib.h> /* free() */
 #include <string.h> /* strlen(), memset(), memcpy() */
@@ -66,8 +66,8 @@ static char * get_message_from_queue()
     world.queue_size = world.queue_size - cutout_len;
     if (0 == world.queue_size)
     {
-        free(world.queue);
-        world.queue = NULL;
+        free(world.queue);  /* NULL so read_fifo_into_queue() may free() this */
+        world.queue = NULL; /* every time, even when it's un-allocated first. */
     }
     else
     {