bflsc ensure getinfo cannot overflow it's storage buffer

11 years ago · 5520206a47
1 changed files with 2 additions and 1 deletions
--- a/driver-bflsc.c
+++ b/driver-bflsc.c
@ -609,7 +609,8 @@ static bool getinfo(struct cgpu_info *bflsc, int dev)
				@@ -609,7 +609,8 @@ static bool getinfo(struct cgpu_info *bflsc, int dev)
 		return ok;

 	tmp = str_text(buf);
-	strcpy(sc_dev.getinfo, tmp);
+	strncpy(sc_dev.getinfo, tmp, sizeof(sc_dev.getinfo));
+	sc_dev.getinfo[sizeof(sc_dev.getinfo)-1] = '\0';
 	free(tmp);

 	for (i = 0; i < lines-2; i++) {