diff options
| author | Alexandre Ghiti <alexghiti@rivosinc.com> | 2025-09-03 18:53:08 +0000 |
|---|---|---|
| committer | Paul Walmsley <pjw@kernel.org> | 2025-09-05 15:33:44 -0600 |
| commit | fef7ded169ed7e133612f90a032dc2af1ce19bef (patch) | |
| tree | 14e08a8abfa5b82db0696822f94e6111d627de43 | |
| parent | 95c54cd9c769a198118772e196adfaa1f002e365 (diff) | |
riscv: Fix sparse warning in __get_user_error()
We used to assign 0 to x without an appropriate cast which results in
sparse complaining when x is a pointer:
>> block/ioctl.c:72:39: sparse: sparse: Using plain integer as NULL pointer
So fix this by casting 0 to the correct type of x.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202508062321.gHv4kvuY-lkp@intel.com/
Fixes: f6bff7827a48 ("riscv: uaccess: use 'asm_goto_output' for get_user()")
Cc: stable@vger.kernel.org
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Reviewed-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Cyril Bur <cyrilbur@tenstorrent.com>
Link: https://lore.kernel.org/r/20250903-dev-alex-sparse_warnings_v1-v1-1-7e6350beb700@rivosinc.com
Signed-off-by: Paul Walmsley <pjw@kernel.org>
| -rw-r--r-- | arch/riscv/include/asm/uaccess.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/include/asm/uaccess.h b/arch/riscv/include/asm/uaccess.h index 22e3f52a763d..551e7490737e 100644 --- a/arch/riscv/include/asm/uaccess.h +++ b/arch/riscv/include/asm/uaccess.h @@ -209,7 +209,7 @@ do { \ err = 0; \ break; \ __gu_failed: \ - x = 0; \ + x = (__typeof__(x))0; \ err = -EFAULT; \ } while (0) |