[dia] [scan-build] Value stored to 'stride' is never read

[Hans Breuer <hans src gnome org>]

commit e1fa449b644413cf590f6d6645432977df58cfb6
Author: Hans Breuer <hans breuer org>
Date:   Sun Sep 7 20:28:06 2014 +0200

    [scan-build] Value stored to 'stride' is never read
    
    render_libart.c: In function 'draw_pixel_rect':
    render_libart.c:399:7: warning: variable 'stride' set but not used [-Wunused-but-set-variable]
       int stride;
           ^
    render_libart.c:405:3: warning: Value stored to 'stride' is never read
      stride = renderer->pixel_width*3;
      ^        ~~~~~~~~~~~~~~~~~~~~~~~

 plug-ins/libart/render_libart.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/plug-ins/libart/render_libart.c b/plug-ins/libart/render_libart.c
index db54e1f..94842cc 100644
--- a/plug-ins/libart/render_libart.c
+++ b/plug-ins/libart/render_libart.c
@@ -396,14 +396,11 @@ draw_pixel_rect(DiaRenderer *self,
   DiaLibartRenderer *renderer = DIA_LIBART_RENDERER (self);
   guint8 r,g,b;
   int start, len;
-  int stride;
 
   r = color->red*0xff;
   g = color->green*0xff;
   b = color->blue*0xff;
 
-  stride = renderer->pixel_width*3;
-  
   /* clip in x */
   start = x;
   len = width;