libansilove

commit 7b6717d8b9b161a5b80c441f54fe7f5e25b6e931
parent f617b01e7dfd4cef626bfe7231dfee7884de3743
Author: Frederic Cambus <fred@statdns.com>
Date:   Fri, 16 Nov 2018 11:16:17 +0100

Only call gdFree() if the PNG buffer was allocated. From Joris Vink, thanks!

Diffstat:
M
src/clean.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/clean.c b/src/clean.c
@@ -19,7 +19,8 @@ ansilove_clean(struct ansilove_ctx *ctx) {
 	if (ctx == NULL)
 		return -1;
 
-	gdFree((void *)ctx->png.buffer);
+	if (ctx->png.buffer != NULL)
+		gdFree(ctx->png.buffer);
 	ctx->png.length = 0;
 
 	return 0;