1 files changed, 1 insertions, 2 deletions
diff --git a/mailmap.c b/mailmap.c
index 9e9589730f..f4a0f1cf27 100644
--- a/mailmap.c
+++ b/mailmap.c
@@ -162,11 +162,10 @@ static void read_mailmap_line(struct string_list *map, char *buffer,
 			char *cp;
 
 			free(*repo_abbrev);
-			*repo_abbrev = xmalloc(len);
 
 			for (cp = buffer + abblen; isspace(*cp); cp++)
 				; /* nothing */
-			strcpy(*repo_abbrev, cp);
+			*repo_abbrev = xstrdup(cp);
 		}
 		return;
 	}