intfloat_readwrite: fix signed addition overflows

[ffmpeg] / libavutil / crc.c

diff --git a/libavutil/crc.c b/libavutil/crc.c
index 6c9f92809f788c66d16c56831cb0e941f422dbab..44719ffaee3554263184c90710dd726bae9adcd1 100644 (file)
--- a/libavutil/crc.c
+++ b/libavutil/crc.c
@@ -57,7 +57,7 @@ static AVCRC av_crc_table[AV_CRC_MAX][257];
  * @return <0 on failure
  */
 int av_crc_init(AVCRC *ctx, int le, int bits, uint32_t poly, int ctx_size){
-    int i, j;
+    unsigned i, j;
     uint32_t c;
 
     if (bits < 8 || bits > 32 || poly >= (1LL<<bits))