---
libavformat/yuv4mpegdec.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/libavformat/yuv4mpegdec.c b/libavformat/yuv4mpegdec.c
index eceb945bb1..d7b472e6c7 100644
--- a/libavformat/yuv4mpegdec.c
+++ b/libavformat/yuv4mpegdec.c
@@ -53,10 +53,14 @@ static int yuv4_read_header(AVFormatContext *s)
break;
}
}
- if (i == MAX_YUV4_HEADER)
- return -1;
- if (strncmp(header, Y4M_MAGIC, strlen(Y4M_MAGIC)))
- return -1;
+ if (i == MAX_YUV4_HEADER) {
+ av_log(s, AV_LOG_ERROR, "Header too large.\n");
+ return AVERROR(EINVAL);
+ }
+ if (strncmp(header, Y4M_MAGIC, strlen(Y4M_MAGIC))) {
+ av_log(s, AV_LOG_ERROR, "Invalid magic number for yuv4mpeg.\n");
+ return AVERROR(EINVAL);
+ }
header_end = &header[i + 1]; // Include space
for (tokstart = &header[strlen(Y4M_MAGIC) + 1];
--
2.24.1
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