[recipes] Fix an off-by-one in timer parsing

[Matthias Clasen <matthiasc src gnome org>]

commit 07f38178be0d7624210cd6be6d9782aa36514877
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Feb 17 20:08:36 2017 -0500

    Fix an off-by-one in timer parsing
    
    We were loosing the least significant digit of the seconds field.

 src/gr-recipe-formatter.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gr-recipe-formatter.c b/src/gr-recipe-formatter.c
index d770b88..e4884bc 100644
--- a/src/gr-recipe-formatter.c
+++ b/src/gr-recipe-formatter.c
@@ -188,7 +188,7 @@ gr_recipe_parse_instructions (const char *instructions)
                         char *tmp;
 
                         q = strstr (p, "]");
-                        s = strndup (p + strlen ("[timer:"), q - (p + strlen ("[timer:")) - 1);
+                        s = strndup (p + strlen ("[timer:"), q - (p + strlen ("[timer:")));
                         strv = g_strsplit (s, ":", -1);
                         if (g_strv_length (strv) == 2) {
                                 timer = G_TIME_SPAN_MINUTE * atoi (strv[0]) +