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From 0900f11def2e7fbb4880efff0cd9c9b32f1cdb86 Mon Sep 17 00:00:00 2001
From: Darren Kenny <darren.kenny@oracle.com>
Date: Thu, 3 Dec 2020 14:39:45 +0000
Subject: [PATCH] mmap: Fix memory leak when iterating over mapped memory
When returning from grub_mmap_iterate() the memory allocated to present
is not being released causing it to leak.
Fixes: CID 96655
Signed-off-by: Darren Kenny <darren.kenny@oracle.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=8cb2848f9699642a698af84b12ba187cab722031]
Signed-off-by: Marta Rybczynska <marta.rybczynska@huawei.com>
---
grub-core/mmap/mmap.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/grub-core/mmap/mmap.c b/grub-core/mmap/mmap.c
index 7ebf32e..8bf235f 100644
--- a/grub-core/mmap/mmap.c
+++ b/grub-core/mmap/mmap.c
@@ -270,6 +270,7 @@ grub_mmap_iterate (grub_memory_hook_t hook, void *hook_data)
hook_data))
{
grub_free (ctx.scanline_events);
+ grub_free (present);
return GRUB_ERR_NONE;
}
@@ -282,6 +283,7 @@ grub_mmap_iterate (grub_memory_hook_t hook, void *hook_data)
}
grub_free (ctx.scanline_events);
+ grub_free (present);
return GRUB_ERR_NONE;
}
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