From 085f027e9e9f1478f68ddda705f83b244ee3bd88 Mon Sep 17 00:00:00 2001
From: Robbie Harwood <rharwood@redhat.com>
Date: Mon, 18 Apr 2022 13:08:18 -0400
Subject: [PATCH] Fix invalid free in main()

data is allocated by mmap() in prepare_data().

Resolves: #173
Signed-off-by: Robbie Harwood <rharwood@redhat.com>
Upstream-Status: Backport
Link: https://github.com/rhboot/efivar/commit/6be2cb1c0139ac177e754b0767abf1ca1533847f
Signed-off-by: Grygorii Tertychnyi <grygorii.tertychnyi@leica-geosystems.com>

---
 src/efivar.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/efivar.c b/src/efivar.c
index 5cd1eb2bc73c..09f85edd0a38 100644
--- a/src/efivar.c
+++ b/src/efivar.c
@@ -633,7 +633,7 @@ int main(int argc, char *argv[])
 				if (sz < 0)
 					err(1, "Could not import data from \"%s\"", infile);
 
-				free(data);
+				munmap(data, data_size);
 				data = NULL;
 				data_size = 0;
 
