mailmap: remove redundant check for freeing memorysb/mailmap-freeing-NULL-is-ok

The condition as it is written in that line has already been checked
in the beginning of the function, which was introduced in
8503ee4 (2007-05-01, Fix read_mailmap to handle a caller uninterested
in repo abbreviation)

Helped-by: Jeff King <peff@peff.net>
Helped-by: Thomas Rast <trast@inf.ethz.ch>
Signed-off-by: Stefan Beller <stefanbeller@googlemail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/mailmap.c b/mailmap.c
index 44614fc411..7d5caa65f3 100644
--- a/mailmap.c
+++ b/mailmap.c
@@ -153,8 +153,7 @@ static void read_mailmap_line(struct string_list *map, char *buffer,
 		if (!strncmp(buffer, abbrev, abblen)) {
 			char *cp;
 
-			if (repo_abbrev)
-				free(*repo_abbrev);
+			free(*repo_abbrev);
 			*repo_abbrev = xmalloc(len);
 
 			for (cp = buffer + abblen; isspace(*cp); cp++)