From a97cfe513d8a2fe54935e81be63b7c0f1cfb7dce Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Tue, 14 Apr 2026 11:25:41 +0000
Subject: [PATCH] Do not leak old time format if it is replaced in same format.

---
 format.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/format.c b/format.c
index 9e671428..88fb227a 100644
--- a/format.c
+++ b/format.c
@@ -5047,8 +5047,10 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 				if (strchr(fm->argv[0], 'p') != NULL)
 					modifiers |= FORMAT_PRETTY;
 				else if (fm->argc >= 2 &&
-				    strchr(fm->argv[0], 'f') != NULL)
+				    strchr(fm->argv[0], 'f') != NULL) {
+					free(time_format);
 					time_format = format_strip(fm->argv[1]);
+				}
 				break;
 			case 'q':
 				if (fm->argc < 1)