From 49cf36f4e3e9183611859af1a07dc6a82ab47288 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reimar=20D=C3=B6ffinger?= <Reimar.Doeffinger@gmx.de>
Date: Sun, 11 Aug 2013 11:06:41 +0200
Subject: [PATCH] sanm: fix undefined behaviour on big-endian.
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A variable with post-increment may only appear
once in a statement.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
---
 libavcodec/sanm.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/libavcodec/sanm.c b/libavcodec/sanm.c
index e6e866ef8e..d1ef0ce2a1 100644
--- a/libavcodec/sanm.c
+++ b/libavcodec/sanm.c
@@ -1044,8 +1044,10 @@ static int decode_5(SANMVideoContext *ctx)
 #if HAVE_BIGENDIAN
     npixels = ctx->npixels;
     frm = ctx->frm0;
-    while (npixels--)
-        *frm++ = av_bswap16(*frm);
+    while (npixels--) {
+        *frm = av_bswap16(*frm);
+        frm++;
+    }
 #endif
 
     return 0;