1*4882a593SmuzhiyunFrom 8cb2848f9699642a698af84b12ba187cab722031 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Darren Kenny <darren.kenny@oracle.com>
3*4882a593SmuzhiyunDate: Thu, 3 Dec 2020 14:39:45 +0000
4*4882a593SmuzhiyunSubject: [PATCH] mmap: Fix memory leak when iterating over mapped memory
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunWhen returning from grub_mmap_iterate() the memory allocated to present
7*4882a593Smuzhiyunis not being released causing it to leak.
8*4882a593Smuzhiyun
9*4882a593SmuzhiyunFixes: CID 96655
10*4882a593Smuzhiyun
11*4882a593SmuzhiyunSigned-off-by: Darren Kenny <darren.kenny@oracle.com>
12*4882a593SmuzhiyunReviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
13*4882a593SmuzhiyunSigned-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
14*4882a593Smuzhiyun---
15*4882a593Smuzhiyun grub-core/mmap/mmap.c | 2 ++
16*4882a593Smuzhiyun 1 file changed, 2 insertions(+)
17*4882a593Smuzhiyun
18*4882a593Smuzhiyundiff --git a/grub-core/mmap/mmap.c b/grub-core/mmap/mmap.c
19*4882a593Smuzhiyunindex 7ebf32e..8bf235f 100644
20*4882a593Smuzhiyun--- a/grub-core/mmap/mmap.c
21*4882a593Smuzhiyun+++ b/grub-core/mmap/mmap.c
22*4882a593Smuzhiyun@@ -270,6 +270,7 @@ grub_mmap_iterate (grub_memory_hook_t hook, void *hook_data)
23*4882a593Smuzhiyun 		   hook_data))
24*4882a593Smuzhiyun 	{
25*4882a593Smuzhiyun 	  grub_free (ctx.scanline_events);
26*4882a593Smuzhiyun+	  grub_free (present);
27*4882a593Smuzhiyun 	  return GRUB_ERR_NONE;
28*4882a593Smuzhiyun 	}
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun@@ -282,6 +283,7 @@ grub_mmap_iterate (grub_memory_hook_t hook, void *hook_data)
31*4882a593Smuzhiyun     }
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun   grub_free (ctx.scanline_events);
34*4882a593Smuzhiyun+  grub_free (present);
35*4882a593Smuzhiyun   return GRUB_ERR_NONE;
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun--
39*4882a593Smuzhiyun2.14.2
40*4882a593Smuzhiyun
41