[FFmpeg-devel] [PATCH] examples: Add av_freep to avoid potential memory leak

[FFmpeg-devel] [PATCH] examples: Add av_freep to avoid potential memory leak

[Jiasheng Jiang]

Add av_freep() to free avio_ctx_buffer if avio_alloc_context fails
to avoid potential memory leak.

Fixes: 5fc4dea39c ("examples: add avio_reading.c example")
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
---
 doc/examples/avio_read_callback.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/examples/avio_read_callback.c b/doc/examples/avio_read_callback.c
index dffc061d9f..0a299b4c73 100644
--- a/doc/examples/avio_read_callback.c
+++ b/doc/examples/avio_read_callback.c
@@ -96,6 +96,7 @@ int main(int argc, char *argv[])
     avio_ctx = avio_alloc_context(avio_ctx_buffer, avio_ctx_buffer_size,
                                   0, &bd, &read_packet, NULL, NULL);
     if (!avio_ctx) {
+        av_freep(&avio_ctx_buffer);
         ret = AVERROR(ENOMEM);
         goto end;
     }
-- 
2.25.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-devel] [PATCH] examples: Add av_freep to avoid potential memory leak

[Michael Niedermayer]

[-- Attachment #1.1: Type: text/plain, Size: 573 bytes --]

On Sat, Aug 02, 2025 at 11:28:48PM +0000, Jiasheng Jiang wrote:
> Add av_freep() to free avio_ctx_buffer if avio_alloc_context fails
> to avoid potential memory leak.
> 
> Fixes: 5fc4dea39c ("examples: add avio_reading.c example")
> Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
> ---
>  doc/examples/avio_read_callback.c | 1 +
>  1 file changed, 1 insertion(+)

will apply

thx

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

What is money laundering? Its paying someone and not telling the government.

[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 195 bytes --]

[-- Attachment #2: Type: text/plain, Size: 251 bytes --]

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".