From c3b30544e19f54020ddc364b02e5202bb465cec6 Mon Sep 17 00:00:00 2001
From: Ori Bernstein <ori@eigenstate.org>
Date: Fri, 1 Jan 2021 11:48:39 -0800
Subject: [PATCH] sort: fix memory leak (thanks Igor Boehm)

Free the last line that we examine when looping
through the lines in a file.
---
 sys/src/cmd/sort.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/src/cmd/sort.c b/sys/src/cmd/sort.c
index 0cc207174..e613f185e 100644
--- a/sys/src/cmd/sort.c
+++ b/sys/src/cmd/sort.c
@@ -209,6 +209,8 @@ dofile(Biobuf *b)
 			free(ol);
 			ol = l;
 		}
+		free(ol->key);
+		free(ol);
 		return;
 	}