Add a const

diff --git a/modules/stream_out/rtp.c b/modules/stream_out/rtp.c
index 0b3142923cbab963008ee66602882892a02d91f4..8df4957c536bc52fce803dcbe2dbaeaef4001114 100644 (file)
--- a/modules/stream_out/rtp.c
+++ b/modules/stream_out/rtp.c
@@ -2050,7 +2050,7 @@ static int MuxDel( sout_stream_t *p_stream, sout_stream_id_t *id )
 
 
 static int AccessOutGrabberWriteBuffer( sout_stream_t *p_stream,
-                                        block_t *p_buffer )
+                                        const block_t *p_buffer )
 {
     sout_stream_sys_t *p_sys = p_stream->p_sys;
     sout_stream_id_t *id = p_sys->es[0];