From a071c0b515e5935b4e2d09899303f6d3c9fb158b Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 16 May 2014 02:06:00 +0200 Subject: [PATCH] avcodec/utils: Fix undefined behavior in avpriv_toupper4 Signed-off-by: Michael Niedermayer --- libavcodec/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index a06ded30c8..94df4b7855 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -3454,7 +3454,7 @@ unsigned int avpriv_toupper4(unsigned int x) return av_toupper(x & 0xFF) + (av_toupper((x >> 8) & 0xFF) << 8) + (av_toupper((x >> 16) & 0xFF) << 16) + - (av_toupper((x >> 24) & 0xFF) << 24); +((unsigned)av_toupper((x >> 24) & 0xFF) << 24); } int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src)