linux-kernel - [PATCH V1 6/7] accel/amdxdna: Add __user to second parameter of aie2_query

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Message-ID: <20250102212244.1586340-6-lizhi.hou@amd.com>
Date: Thu, 2 Jan 2025 13:22:43 -0800
From: Lizhi Hou <lizhi.hou@....com>
To: <ogabbay@...nel.org>, <quic_jhugo@...cinc.com>,
	<dri-devel@...ts.freedesktop.org>
CC: Lizhi Hou <lizhi.hou@....com>, <linux-kernel@...r.kernel.org>,
	<min.ma@....com>, <max.zhen@....com>, <sonal.santan@....com>,
	<king.tam@....com>, <mario.limonciello@....com>, kernel test robot
	<lkp@...el.com>
Subject: [PATCH V1 6/7] accel/amdxdna: Add __user to second parameter of aie2_query_status

The second parameter of aie2_query_status() is a userspace pointer.
Declaring it as 'char __user *' to fix sparse warning.

Fixes: 850d71f6bf4c ("accel/amdxdna: Add query functions")
Reported-by: kernel test robot <lkp@...el.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202412311655.YBvq2wJb-lkp@intel.com/
Signed-off-by: Lizhi Hou <lizhi.hou@....com>
---
 drivers/accel/amdxdna/aie2_pci.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/accel/amdxdna/aie2_pci.h b/drivers/accel/amdxdna/aie2_pci.h
index cc159cadff9f..f2d95531ddc2 100644
--- a/drivers/accel/amdxdna/aie2_pci.h
+++ b/drivers/accel/amdxdna/aie2_pci.h
@@ -269,7 +269,7 @@ int aie2_query_firmware_version(struct amdxdna_dev_hdl *ndev,
 int aie2_create_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwctx);
 int aie2_destroy_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwctx);
 int aie2_map_host_buf(struct amdxdna_dev_hdl *ndev, u32 context_id, u64 addr, u64 size);
-int aie2_query_status(struct amdxdna_dev_hdl *ndev, char *buf, u32 size, u32 *cols_filled);
+int aie2_query_status(struct amdxdna_dev_hdl *ndev, char __user *buf, u32 size, u32 *cols_filled);
 int aie2_register_asyn_event_msg(struct amdxdna_dev_hdl *ndev, dma_addr_t addr, u32 size,
 				 void *handle, int (*cb)(void*, const u32 *, size_t));
 int aie2_config_cu(struct amdxdna_hwctx *hwctx);
-- 
2.34.1