Fix NULL pointer dereference in case of failed initialization.
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
AVFilterBufferRef *picref;
int i;
+ if (select->expr)
av_expr_free(select->expr);
select->expr = NULL;
+ if (select->pending_frames) {
for (i = 0; i < av_fifo_size(select->pending_frames)/sizeof(picref); i++) {
av_fifo_generic_read(select->pending_frames, &picref, sizeof(picref), NULL);
avfilter_unref_buffer(picref);
}
av_fifo_free(select->pending_frames);
+ }
+ select->pending_frames = NULL;
}
AVFilter avfilter_vf_select = {