Check if calloc calls succeeded; ok millert@

diff --git a/sbin/dump/main.c b/sbin/dump/main.c
index 75133ff..b23c408 100644 (file)
--- a/sbin/dump/main.c
+++ b/sbin/dump/main.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: main.c,v 1.63 2022/06/02 15:35:55 millert Exp $       */
+/*     $OpenBSD: main.c,v 1.64 2023/12/18 13:23:52 otto Exp $  */
 /*     $NetBSD: main.c,v 1.14 1997/06/05 11:13:24 lukem Exp $  */
 
 /*-
@@ -465,6 +465,9 @@ main(int argc, char *argv[])
        usedinomap = calloc((unsigned) mapsize, sizeof(char));
        dumpdirmap = calloc((unsigned) mapsize, sizeof(char));
        dumpinomap = calloc((unsigned) mapsize, sizeof(char));
+       if (usedinomap == NULL || dumpdirmap == NULL || dumpinomap == NULL)
+               quit("Failed to allocate tables");
+
        tapesize = 3 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
 
        nonodump = spcl.c_level < honorlevel;