/*
* This header provides constants for the reset controller
* based peripheral powerdown requests on the STMicroelectronics
* STiH415 SoC.
*/
#ifndef _DT_BINDINGS_RESET_CONTROLLER_STIH415
#define _DT_BINDINGS_RESET_CONTROLLER_STIH415
#define STIH415_EMISS_POWERDOWN 0
#define STIH415_NAND_POWERDOWN 1
#define STIH415_KEYSCAN_POWERDOWN 2
#define STIH415_USB0_POWERDOWN 3
#define STIH415_USB1_POWERDOWN 4
#define STIH415_USB2_POWERDOWN 5
#define STIH415_SATA0_POWERDOWN 6
#define STIH415_SATA1_POWERDOWN 7
#define STIH415_PCIE_POWERDOWN 8
#define STIH415_ETH0_SOFTRESET 0
#define STIH415_ETH1_SOFTRESET 1
#define STIH415_IRB_SOFTRESET 2
#define STIH415_USB0_SOFTRESET 3
#define STIH415_USB1_SOFTRESET 4
#define STIH415_USB2_SOFTRESET 5
#define STIH415_KEYSCAN_SOFTRESET 6
#endif /* _DT_BINDINGS_RESET_CONTROLLER_STIH415 */
ref='/cgit.cgi/linux/net-next.git/'>net-next.git
ata: sata_mv:- Handle return value of devm_ioremap.
Here, If devm_ioremap will fail. It will return NULL.
Then hpriv->base = NULL - 0x20000; Kernel can run into
a NULL-pointer dereference. This error check will avoid
NULL pointer dereference.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org