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ffserver: Clear avio context after closing it

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Fixes: ==13287== Invalid read of size 4
==13287==    at 0x45161A: flush_buffer (aviobuf.c:143)
==13287==    by 0x451971: avio_flush (aviobuf.c:200)
==13287==    by 0x512CCF: av_write_trailer (mux.c:1016)
==13287==    by 0x41A5E0: close_connection (ffserver.c:853)
==13287==    by 0x421EDC: rtsp_cmd_interrupt (ffserver.c:3245)
==13287==    by 0x420B9C: rtsp_parse_request (ffserver.c:2854)
==13287==    by 0x41A9C2: handle_connection (ffserver.c:930)
==13287==    by 0x41A04B: http_server (ffserver.c:700)
==13287==    by 0x423A60: main (ffserver.c:3897)
==13287==  Address 0xb6cd258 is 88 bytes inside a block of size 192 free'd
==13287==    at 0x4C2B5D9: free (vg_replace_malloc.c:446)
==13287==    by 0x1004DAC: av_free (mem.c:239)
==13287==    by 0x454835: avio_close_dyn_buf (aviobuf.c:1170)
==13287==    by 0x41F385: http_prepare_data (ffserver.c:2368)
==13287==    by 0x41F59B: http_send_data (ffserver.c:2416)
==13287==    by 0x41ABE2: handle_connection (ffserver.c:986)
==13287==    by 0x41A04B: http_server (ffserver.c:700)
==13287==    by 0x423A60: main (ffserver.c:3897)

Reviewed-by: "Reynaldo H. Verdejo Pinochet" <reynaldo@osg.samsung.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-11-01 18:34:44 +01:00
parent 6b978dadc6
commit 40063a900b
1 changed files with 1 additions and 0 deletions
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ffserver.c
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@ -2370,6 +2370,7 @@ static int http_prepare_data(HTTPContext *c)
av_freep(&c->pb_buffer);
len = avio_close_dyn_buf(ctx->pb, &c->pb_buffer);
ctx->pb = NULL;
c->cur_frame_bytes = len;
c->buffer_ptr = c->pb_buffer;
c->buffer_end = c->pb_buffer + len;