lguest: Don't leak /dev/zero fd

Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
mariux64 · Jul 28, 2008 · 34bdaab · 34bdaab
1 parent 32c68e5
commit 34bdaab
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c
@@ -254,6 +254,7 @@ static void *map_zeroed_pages(unsigned int num)
 		    PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, fd, 0);
 	if (addr == MAP_FAILED)
 		err(1, "Mmaping %u pages of /dev/zero", num);
+	close(fd);
 
 	return addr;
 }