base: free alg_ctrl on exceptions
base: free alg_ctrl on exceptions

Looks like it might leak on certain situations.

Signed-off-by: Felipe Contreras <de77a8b9cd239b204c19c52ed62e48ab47243362@nokia.com>

community-ssu/gst-dsp,community-ssu/gst-dsp,felipec/gst-dsp,community-ssu/gst-dsp,felipec/gst-dsp