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compat_uptr_t is defined in asm/compat.h: typedef u32 compat_uptr_t; but cmd and cmd_buf store the user pointers. Do not convert 64 bit pointer to 32 bit, it will lead copy_from_user fail. Change-Id: Ia0435f2a495bbe64d583e213349cb9f041c9d75a Signed-off-by: Zikim,Wei <wzq@rock-chips.com> |
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