weston-launch: Only pass non-NULL value into setenv()

getenv() can return NULL is the key is not set, passing NULL into setenv() is an error
11 years ago · 7ac9f73c7d
parent 14c9892069
commit 7ac9f73c7d
1 changed files with 2 additions and 1 deletions
--- a/src/weston-launch.c
+++ b/src/weston-launch.c
@ -515,7 +515,8 @@ setup_session(struct weston_launch *wl)

 	term = getenv("TERM");
 	clearenv();
-	setenv("TERM", term, 1);
+	if (term)
+		setenv("TERM", term, 1);
 	setenv("USER", wl->pw->pw_name, 1);
 	setenv("LOGNAME", wl->pw->pw_name, 1);
 	setenv("HOME", wl->pw->pw_dir, 1);