paranoid check for null buffer in unmap

2026-05-03 12:33:03 -04:00 · 1996-06-25 04:16:02 +00:00
parent 981791bd45
commit 84664c1029
1 changed files with 1 additions and 1 deletions
--- a/util.c
+++ b/util.c
@@ -112,7 +112,7 @@ char *map_file(int fd,off_t len)

 void unmap_file(char *buf,off_t len)
 {
-  if (len > 0)
+  if (len > 0 && buf)
    munmap(buf,len);
 }