6.16-stable review patch. If anyone has any objections, please let me know.
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From: Alexandre Ghiti alexghiti@rivosinc.com
commit fef7ded169ed7e133612f90a032dc2af1ce19bef upstream.
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-v1-1-7e6350be... Signed-off-by: Paul Walmsley pjw@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/riscv/include/asm/uaccess.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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)