staging: rtl8723bs: use list_for_each_safe in loops deleting iterated items

Fix some beautified loops over linked lists.
Use list_for_each_safe on loops which could delete
objects in the list.

Fixes: b3cd518c ("staging: rtl8723bs: Use list iterators and helpers")
Suggested-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/20210607134618.11237-1-fabioaiuto83@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>