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emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PATCH] avcodec/put_bits: fix signed/unsigned buffer size comparisons List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Soham via ffmpeg-devel Cc: Soham <10er36sohamk@gmail.com> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: --- libavcodec/put_bits.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/libavcodec/put_bits.h b/libavcodec/put_bits.h index 98c0d7e51f..a1b38cee40 100644 --- a/libavcodec/put_bits.h +++ b/libavcodec/put_bits.h @@ -216,7 +216,7 @@ static inline void put_bits_no_assert(PutBitContext *s, int n, BitBuf value) #ifdef BITSTREAM_WRITER_LE bit_buf |= value << (BUF_BITS - bit_left); if (n >= bit_left) { - if (s->buf_end - s->buf_ptr >= sizeof(BitBuf)) { + if ((size_t)(s->buf_end - s->buf_ptr) >= sizeof(BitBuf)) { AV_WLBUF(s->buf_ptr, bit_buf); s->buf_ptr += sizeof(BitBuf); } else { @@ -234,7 +234,7 @@ static inline void put_bits_no_assert(PutBitContext *s, int n, BitBuf value) } else { bit_buf <<= bit_left; bit_buf |= value >> (n - bit_left); - if (s->buf_end - s->buf_ptr >= sizeof(BitBuf)) { + if ((size_t)(s->buf_end - s->buf_ptr) >= sizeof(BitBuf)) { AV_WBBUF(s->buf_ptr, bit_buf); s->buf_ptr += sizeof(BitBuf); } else { @@ -272,7 +272,7 @@ static inline void put_bits_le(PutBitContext *s, int n, BitBuf value) bit_buf |= value << (BUF_BITS - bit_left); if (n >= bit_left) { - if (s->buf_end - s->buf_ptr >= sizeof(BitBuf)) { + if ((size_t)(s->buf_end - s->buf_ptr) >= sizeof(BitBuf)) { AV_WLBUF(s->buf_ptr, bit_buf); s->buf_ptr += sizeof(BitBuf); } else { @@ -313,7 +313,7 @@ av_unused static void put_bits32(PutBitContext *s, uint32_t value) #ifdef BITSTREAM_WRITER_LE bit_buf |= (BitBuf)value << (BUF_BITS - bit_left); - if (s->buf_end - s->buf_ptr >= sizeof(BitBuf)) { + if ((size_t)(s->buf_end - s->buf_ptr) >= sizeof(BitBuf)) { AV_WLBUF(s->buf_ptr, bit_buf); s->buf_ptr += sizeof(BitBuf); } else { @@ -324,7 +324,7 @@ av_unused static void put_bits32(PutBitContext *s, uint32_t value) #else bit_buf = (uint64_t)bit_buf << bit_left; bit_buf |= (BitBuf)value >> (BUF_BITS - bit_left); - if (s->buf_end - s->buf_ptr >= sizeof(BitBuf)) { + if ((size_t)(s->buf_end - s->buf_ptr) >= sizeof(BitBuf)) { AV_WBBUF(s->buf_ptr, bit_buf); s->buf_ptr += sizeof(BitBuf); } else { -- 2.47.3 _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org