write_graphite plugin: Fix trailing underscores.

This may also fix an off-by-one error when the name is long enough. D'oh!

Change-Id: Ibc5a68f9bc93eed6366d074b55a7aca020bcf990

diff --git a/src/write_graphite.c b/src/write_graphite.c
index cc4e38a3a7d69a695028e95a1f70c0afcd658bf3..fca40d1a478fc48639686185edb2e4a8491ea918 100644 (file)
--- a/src/write_graphite.c
+++ b/src/write_graphite.c
@@ -364,15 +364,18 @@ static void wg_copy_escape_part (char *dst, const char *src, size_t dst_len,
 
     for (i = 0; i < dst_len; i++)
     {
+        if (src[i] == 0)
+        {
+            dst[i] = 0;
+            break;
+        }
+
         if ((src[i] == '.')
                 || isspace ((int) src[i])
                 || iscntrl ((int) src[i]))
             dst[i] = escape_char;
         else
             dst[i] = src[i];
-
-        if (src[i] == 0)
-            break;
     }
 }