Commit c92513b8 authored by Bhaumik Bhatt's avatar Bhaumik Bhatt Committed by Greg Kroah-Hartman
Browse files

ath11k: set register access length for MHI driver 

MHI driver requires register space length to add range checks and
prevent memory region accesses outside of that for MMIO space.
Set it before registering the MHI controller.

Link: https://lore.kernel.org/r/1620330705-40192-5-git-send-email-bbhatt@codeaurora.org


Reviewed-by: default avatarHemant Kumar <hemantk@codeaurora.org>
Reviewed-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: default avatarKalle Valo <kvalo@codeaurora.org>
Signed-off-by: default avatarBhaumik Bhatt <bbhatt@codeaurora.org>
Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210802051255.5771-7-manivannan.sadhasivam@linaro.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent baa7a085

drivers/net/wireless/ath/ath11k/mhi.c

+1 −0
Original line number Diff line number Diff line
@@ -330,6 +330,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) 
	mhi_ctrl->cntrl_dev = ab->dev;

	mhi_ctrl->fw_image = ab_pci->amss_path;

	mhi_ctrl->regs = ab->mem;

	mhi_ctrl->reg_len = ab->mem_len;



	ret = ath11k_mhi_get_msi(ab_pci);

	if (ret) {