riscv: Fix spurious errors from __get/put_kernel_nofault

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These macros did not initialize __kr_err, so they could fail even if
the access did not fault.

Cc: stable@vger.kernel.org
Fixes: d464118cdc ("riscv: implement __get_kernel_nofault and __put_user_nofault")
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Reviewed-by: Charlie Jenkins <charlie@rivosinc.com>
Link: https://lore.kernel.org/r/20240312022030.320789-1-samuel.holland@sifive.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

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Samuel Holland 2024-03-11 19:19:13 -07:00 • committed by Palmer Dabbelt

parent 674bc0168e

commit d080a08b06

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arch/riscv/include/asm/uaccess.h

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