From 4fdb41a84bc4cbc50600f1ba5ab6af64c69ca092 Mon Sep 17 00:00:00 2001
From: Vitor Sessak <vitor1001@gmail.com>
Date: Sat, 6 Sep 2008 11:46:29 +0000
Subject: [PATCH] Test a var for overflow just after it is set
Originally committed as revision 15223 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/ra144.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c
index 6192cde57da..2918902c9f8 100644
--- a/libavcodec/ra144.c
+++ b/libavcodec/ra144.c
@@ -251,11 +251,11 @@ static int eval_refl(int *refl, const int16_t *coefs, RA144Context *ractx)
for (j=0; j <= i; j++)
bp1[j] = ((bp2[j] - ((refl[i+1] * bp2[i-j]) >> 12)) * (0x1000000 / b)) >> 12;
- refl[i] = bp1[i];
-
if ((unsigned) bp1[i] + 0x1000 > 0x1fff)
return 1;
+ refl[i] = bp1[i];
+
FFSWAP(int *, bp1, bp2);
}
return 0;
--
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