From: Mark McLoughlin <markmc@redhat.com>
Date: Fri, 13 Jun 2008 13:04:58 +0000 (+0100)
Subject: lguest: Don't leak /dev/zero fd
X-Git-Tag: Ubuntu-5.13.0-19.19~40461^2~11
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=34bdaab44dd5dac861b0d23bc29b147b569e5783;p=mirror_ubuntu-jammy-kernel.git

lguest: Don't leak /dev/zero fd

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c
index 6ded39bfdbdb..686e2d435c75 100644
--- 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;
 }