# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1530221262 -10800
# Node ID bc00373e5a90da9034871912e9b3a677a2b9b3f9
# Parent  a8e475eede4abf1a023c797e5c82466fedc3bfc5
Cleanup.

diff -r a8e475eede4a -r bc00373e5a90 tools/libgfx.c
--- a/tools/libgfx.c	Fri Jun 29 00:27:34 2018 +0300
+++ b/tools/libgfx.c	Fri Jun 29 00:27:42 2018 +0300
@@ -542,7 +542,6 @@
     // Palette
     if (spec->format == DM_COLFMT_PALETTE)
     {
-        int i;
         png_colorp palette = png_malloc(png_ptr, PNG_MAX_PALETTE_LENGTH * sizeof(png_color));
 
         if (palette == NULL)
@@ -554,7 +553,7 @@
 
         dmMemset(palette, 0, PNG_MAX_PALETTE_LENGTH * sizeof(png_color));
 
-        for (i = 0; i < img->ncolors; i++)
+        for (int i = 0; i < img->ncolors; i++)
         {
             palette[i].red   = img->pal[i].r;
             palette[i].green = img->pal[i].g;
@@ -765,7 +764,7 @@
     if (png_ptr != NULL && row_pointers != NULL)
         png_free(png_ptr, row_pointers);
 
-    if (png_ptr && info_ptr)
+    if (png_ptr != NULL && info_ptr != NULL)
         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
 
     return res;