[PATCH] bios: mtrr: free mtrr_list on file open error

[Colin King]

From: Colin Ian King <colin.king at canonical.com>

Free mtrr_list on file open error to fix resource leak bug.

Signed-off-by: Colin Ian King <colin.king at canonical.com>
---
 src/bios/mtrr/mtrr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/bios/mtrr/mtrr.c b/src/bios/mtrr/mtrr.c
index 284d153..38f89fb 100644
--- a/src/bios/mtrr/mtrr.c
+++ b/src/bios/mtrr/mtrr.c
@@ -88,8 +88,10 @@ static int get_mtrrs(void)
 	if ((mtrr_list = fwts_list_new()) == NULL)
 		return FWTS_ERROR;
 
-	if ((fp = fopen("/proc/mtrr", "r")) == NULL)
+	if ((fp = fopen("/proc/mtrr", "r")) == NULL) {
+		fwts_list_free(mtrr_list, free);
 		return FWTS_ERROR;
+	}
 
 	while (!feof(fp)) {
 		char *ptr1, *ptr2;
-- 
1.8.1.2