[5.4-stable] Driver memory fixes

Please pick the following commits for 5.4-stable:

3d94a4a8373b mwifiex: fix possible heap overflow in mwifiex_process_country_ie() bbe692e349e2 rpmsg: char: release allocated memory db8fd2cde932 mwifiex: pcie: Fix memory leak in mwifiex_pcie_alloc_cmdrsp_buf 0e62395da2bd scsi: bfa: release allocated memory in case of error a2cdd07488e6 rtl8xxxu: prevent leaking urb b8d17e7d93d2 ath10k: fix memory leak

They all apply and build cleanly.

Ben.