[gegl] ppm-save: Fix compare between signed and unsigned

[Mukund Sivaraman <muks src gnome org>]

commit 8755d4a3655bce5c84aed89dd3b5d041fbc120c9
Author: Mukund Sivaraman <muks banu com>
Date:   Wed Jul 28 13:57:12 2010 +0530

    ppm-save: Fix compare between signed and unsigned

 operations/external/ppm-save.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/operations/external/ppm-save.c b/operations/external/ppm-save.c
index 9e55593..34fce87 100644
--- a/operations/external/ppm-save.c
+++ b/operations/external/ppm-save.c
@@ -53,7 +53,7 @@ ppm_save_write(FILE    *fp,
                guchar  *data,
                map_type type)
 {
-  gint i;
+  guint i;
   gint retval;
 
   /* Write the header */