staging: most: Remove unnecessary OOM messages.

It isn't necessary for the driver to log out-of-memory errors, so
these have been removed and the functions simply return -ENOMEM.
Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/most/core.c

@@ -1202,7 +1202,6 @@ int most_start_channel(struct most_interface *iface, int id,
 		num_buffer = arm_mbo_chain(c, c->cfg.direction,
 					   most_write_completion);
 	if (unlikely(!num_buffer)) {
-		pr_info("failed to allocate memory\n");
 		ret = -ENOMEM;
 		goto error;
 	}
@@ -1381,7 +1380,6 @@ int most_register_interface(struct most_interface *iface)
 
 	iface->p = kzalloc(sizeof(*iface->p), GFP_KERNEL);
 	if (!iface->p) {
-		pr_info("Failed to allocate interface instance\n");
 		ida_simple_remove(&mdev_id, id);
 		return -ENOMEM;
 	}