[igt-dev] [PATCH i-g-t] tests/testdisplay: fix heap overflow

[Ser, Simon]

We need to copy the terminating NULL byte too.

Signed-off-by: Simon Ser <simon.ser at intel.com>
---
 tests/testdisplay.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tests/testdisplay.c b/tests/testdisplay.c
index b3657264..ff208384 100644
--- a/tests/testdisplay.c
+++ b/tests/testdisplay.c
@@ -563,17 +563,17 @@ static gboolean input_event(GIOChannel *source,
GIOCondition condition,
 	return TRUE;
 }
 
-static void enter_exec_path( char **argv )
+static void enter_exec_path(char **argv)
 {
 	char *exec_path = NULL;
 	char *pos = NULL;
 	short len_path = 0;
 	int ret;
 
-	len_path = strlen( argv[0] );
-	exec_path = (char*) malloc(len_path);
+	len_path = strlen(argv[0]);
+	exec_path = (char*) malloc(len_path + 1);
 
-	memcpy(exec_path, argv[0], len_path);
+	memcpy(exec_path, argv[0], len_path + 1);
 	pos = strrchr(exec_path, '/');
 	if (pos != NULL)
 		*(pos+1) = '\0';
-- 
2.21.0

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