fish: Fix too-short allocation in tilde expansion (RHBZ#636061).

diff --git a/fish/tilde.c b/fish/tilde.c
index c599e16..83aa70d 100644 (file)
--- a/fish/tilde.c
+++ b/fish/tilde.c
@@ -85,7 +85,7 @@ expand_home (const char *append)
   home = getenv ("HOME");
   if (!home) home = "~";
 
   home = getenv ("HOME");
   if (!home) home = "~";
 

-  len = strlen (home) + (append ? strlen (append) : 0);
+  len = strlen (home) + (append ? strlen (append) : 0) + 1;

   str = malloc (len);
   if (str == NULL) {
     perror ("malloc");
   str = malloc (len);
   if (str == NULL) {
     perror ("malloc");