[SECURITY PATCH 017/117] mmap: Fix memory leak when iterating over mapped memory

[Daniel Kiper]

From: Darren Kenny <darren.kenny@oracle.com>

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>
---
 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 3cae68364..c8c8312c5 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;
 }
 
-- 
2.11.0