A typo sneaked into the powerpc selftest. Fix the name so it builds again.
Fixes: 46138329faea ("selftests/seccomp: powerpc: Fix seccomp return value testing")
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/lkml/87y2ix2895.fsf@mpe.ellerman.id.au
Signed-off-by: Kees Cook <keescook@chromium.org>
                 * and the code is stored as a positive value.  \
                 */                                             \
                if (_result < 0) {                              \
-                       SYSCALL_RET(_regs) = -result;           \
+                       SYSCALL_RET(_regs) = -_result;          \
                        (_regs).ccr |= 0x10000000;              \
                } else {                                        \
-                       SYSCALL_RET(_regs) = result;            \
+                       SYSCALL_RET(_regs) = _result;           \
                        (_regs).ccr &= ~0x10000000;             \
                }                                               \
        } while (0)