dwmstatus

commit 81cdc8f4a2528374842049c214937349b30fbebc
parent a30f9f5bd1c9c3fcd96b32e3919206df0e9306bf
Author: Christoph Lohmann <20h@r-36.net>
Date:   Sun, 29 Jan 2023 12:15:22 +0100

Close fd if there was an empty return.

* Not closing will use up all file descriptors over time.

Diffstat:
M
dwmstatus.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/dwmstatus.c b/dwmstatus.c
@@ -106,8 +106,10 @@ readfile(char *base, char *file)
 	if (fd == NULL)
 		return NULL;
 
-	if (fgets(line, sizeof(line)-1, fd) == NULL)
+	if (fgets(line, sizeof(line)-1, fd) == NULL) {
+		fclose(fd);
 		return NULL;
+	}
 	fclose(fd);
 
 	return smprintf("%s", line);