Message ID | 20230417023251.46560-1-jiasheng@iscas.ac.cn |
---|---|
State | Accepted |
Commit | b9ba036680b4164f6e415a85877dfa659ae4dde1 |
Headers | show |
Series | [FFmpeg-devel] avcodec/msvideo1enc: Add check for av_malloc | expand |
Context | Check | Description |
---|---|---|
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
On 4/16/2023 11:32 PM, Jiasheng Jiang wrote: > Add the check for the return value of the av_malloc in order to avoid > NULL pointer deference. > > Fixes: e4be3485af ("MS Video 1 encoder") > Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> > --- > libavcodec/msvideo1enc.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/libavcodec/msvideo1enc.c b/libavcodec/msvideo1enc.c > index 36cfd39a85..1fb8be8883 100644 > --- a/libavcodec/msvideo1enc.c > +++ b/libavcodec/msvideo1enc.c > @@ -84,6 +84,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, > > if(!c->prev) > c->prev = av_malloc(avctx->width * 3 * (avctx->height + 3)); > + if (!c->prev) > + return AVERROR(ENOMEM); > prevptr = c->prev + avctx->width * 3 * (FFALIGN(avctx->height, 4) - 1); > src = (const uint16_t*)(p->data[0] + p->linesize[0]*(FFALIGN(avctx->height, 4) - 1)); > if(c->keyint >= avctx->keyint_min) Applied, thanks.
diff --git a/libavcodec/msvideo1enc.c b/libavcodec/msvideo1enc.c index 36cfd39a85..1fb8be8883 100644 --- a/libavcodec/msvideo1enc.c +++ b/libavcodec/msvideo1enc.c @@ -84,6 +84,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, if(!c->prev) c->prev = av_malloc(avctx->width * 3 * (avctx->height + 3)); + if (!c->prev) + return AVERROR(ENOMEM); prevptr = c->prev + avctx->width * 3 * (FFALIGN(avctx->height, 4) - 1); src = (const uint16_t*)(p->data[0] + p->linesize[0]*(FFALIGN(avctx->height, 4) - 1)); if(c->keyint >= avctx->keyint_min)
Add the check for the return value of the av_malloc in order to avoid NULL pointer deference. Fixes: e4be3485af ("MS Video 1 encoder") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- libavcodec/msvideo1enc.c | 2 ++ 1 file changed, 2 insertions(+)