[FFmpeg-devel] [PATCH] libavforamt/udp: Memory allocation failure check

[FFmpeg-devel] [PATCH] libavforamt/udp: Memory allocation failure check

[jackarain]

Signed-off-by: jackarain <jack.wgm@gmail.com>
---
 libavformat/udp.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/udp.c b/libavformat/udp.c
index e8980b29d8..909213a467 100644
--- a/libavformat/udp.c
+++ b/libavformat/udp.c
@@ -740,6 +740,10 @@ static int udp_open(URLContext *h, const char *uri, int flags)
         if (av_find_info_tag(buf, sizeof(buf), "localaddr", p)) {
             av_freep(&s->localaddr);
             s->localaddr = av_strdup(buf);
+            if (!s->localaddr) {
+                ret = AVERROR(ENOMEM);
+                goto fail;
+            }
         }
         if (av_find_info_tag(buf, sizeof(buf), "sources", p)) {
             if ((ret = ff_ip_parse_sources(h, buf, &s->filters)) < 0)
-- 
2.39.2

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Re: [FFmpeg-devel] [PATCH] libavforamt/udp: Memory allocation failure check

[Marton Balint]

On Fri, 3 Mar 2023, jackarain wrote:

> Signed-off-by: jackarain <jack.wgm@gmail.com>
> ---
> libavformat/udp.c | 4 ++++
> 1 file changed, 4 insertions(+)

Thanks, will apply.

Regards,
Marton

>
> diff --git a/libavformat/udp.c b/libavformat/udp.c
> index e8980b29d8..909213a467 100644
> --- a/libavformat/udp.c
> +++ b/libavformat/udp.c
> @@ -740,6 +740,10 @@ static int udp_open(URLContext *h, const char *uri, int flags)
>         if (av_find_info_tag(buf, sizeof(buf), "localaddr", p)) {
>             av_freep(&s->localaddr);
>             s->localaddr = av_strdup(buf);
> +            if (!s->localaddr) {
> +                ret = AVERROR(ENOMEM);
> +                goto fail;
> +            }
>         }
>         if (av_find_info_tag(buf, sizeof(buf), "sources", p)) {
>             if ((ret = ff_ip_parse_sources(h, buf, &s->filters)) < 0)
> -- 
> 2.39.2
>
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