[gimp] fix errors in the psd loader code.

[Simon Budig <simon src gnome org>]

commit 218b78241ce4be0f6f8ea1f4013cf270f27072df
Author: Simon Budig <simon budig de>
Date:   Fri Aug 15 23:09:15 2014 +0200

    fix errors in the psd loader code.
    
    triggered by Andrey Karpov finding a stupid if-elseif-elseif-... sequence
    using static code analysis:
       http://www.viva64.com/en/b/0273/

 plug-ins/file-psd/psd-layer-res-load.c |   39 +++----------------------------
 1 files changed, 4 insertions(+), 35 deletions(-)
---
diff --git a/plug-ins/file-psd/psd-layer-res-load.c b/plug-ins/file-psd/psd-layer-res-load.c
index 2c82d23..bd942f0 100644
--- a/plug-ins/file-psd/psd-layer-res-load.c
+++ b/plug-ins/file-psd/psd-layer-res-load.c
@@ -630,7 +630,7 @@ load_resource_lrfx (const PSDlayerres  *res_a,
                   return -1;
                 }
 
-              if (ver == 42)
+              if (size == 42)
                 {
                   if (fread(&natcolor[0], 2, 1, f) < 1
                       || fread(&natcolor[1], 2, 1, f) < 1
@@ -657,6 +657,7 @@ load_resource_lrfx (const PSDlayerres  *res_a,
               gchar     effecton;
               gchar     anglefx;
               gchar     opacity;
+              gchar     invert;
               gint16    natcolor[5];
 
               if (fread (&size, 4, 1, f) < 1
@@ -684,40 +685,8 @@ load_resource_lrfx (const PSDlayerres  *res_a,
                   psd_set_error (feof (f), errno, error);
                   return -1;
                 }
-            }
-          else if (memcmp (effectname, "oglw", 4) == 0)
-            {
-              gint32    size;
-              gint32    ver;
-              gint32    blur;
-              gint32    intensity;
-              gint16    color[5];
-              gint32    blendsig;
-              gint32    effect;
-              gchar     effecton;
-              gchar     opacity;
-              gchar     invert;
-              gint16    natcolor[5];
-
-              if (fread (&size, 4, 1, f) < 1
-                  || fread(&ver, 4, 1, f) < 1
-                  || fread(&blur, 4, 1, f) < 1
-                  || fread(&intensity, 4, 1, f) < 1
-                  || fread(&color[0], 2, 1, f) < 1
-                  || fread(&color[1], 2, 1, f) < 1
-                  || fread(&color[2], 2, 1, f) < 1
-                  || fread(&color[3], 2, 1, f) < 1
-                  || fread(&color[4], 2, 1, f) < 1
-                  || fread(&blendsig, 4, 1, f) < 1
-                  || fread(&effect, 4, 1, f) < 1
-                  || fread(&effecton, 1, 1, f) < 1
-                  || fread(&opacity, 1, 1, f) < 1)
-                {
-                  psd_set_error (feof (f), errno, error);
-                  return -1;
-                }
 
-              if (ver == 43)
+              if (size == 43)
                 {
                   if (fread (&invert, 1, 1, f) < 1
                       || fread(&natcolor[0], 2, 1, f) < 1
@@ -784,7 +753,7 @@ load_resource_lrfx (const PSDlayerres  *res_a,
                   return -1;
                 }
 
-              if (ver == 78)
+              if (size == 78)
                 {
                   if (fread(&highlightnatcolor[0], 2, 1, f) < 1
                       || fread(&highlightnatcolor[0], 2, 1, f) < 1