From 639fc61f603399ff4169551b1b5d01780378576b Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Wed, 11 Feb 2015 02:03:44 +0100
Subject: [PATCH] (gfx/rpng) Correct copy_line_bw

---
 gfx/rpng/rpng.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/gfx/rpng/rpng.c b/gfx/rpng/rpng.c
index c21af16700..2f9d01f5c9 100644
--- a/gfx/rpng/rpng.c
+++ b/gfx/rpng/rpng.c
@@ -303,11 +303,10 @@ static inline void copy_line_rgba(uint32_t *data,
 static inline void copy_line_bw(uint32_t *data,
       const uint8_t *decoded, unsigned width, unsigned depth)
 {
-   unsigned i, bit = 0;
+   unsigned i, bit;
    static const unsigned mul_table[] = { 0, 0xff, 0x55, 0, 0x11, 0, 0, 0, 0x01 };
-   unsigned mul  = mul_table[depth];
-   unsigned mask = (1 << depth) - 1;
-
+   unsigned mul, mask;
+   
    if (depth == 16)
    {
       for (i = 0; i < width; i++)
@@ -318,6 +317,10 @@ static inline void copy_line_bw(uint32_t *data,
       return;
    }
 
+   mul  = mul_table[depth];
+   mask = (1 << depth) - 1;
+   bit  = 0;
+
    for (i = 0; i < width; i++, bit += depth)
    {
       unsigned byte = bit >> 3;