target/arm: Drop user-only special case in sve_stN_r

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Cc: qemu-stable@nongnu.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20241112141232.321354-1-richard.henderson@linaro.org>

target/arm/tcg/sve_helper.c

@@ -6317,9 +6317,6 @@ void sve_stN_r(CPUARMState *env, uint64_t *vg, target_ulong addr,
 
     flags = info.page[0].flags | info.page[1].flags;
     if (unlikely(flags != 0)) {
-#ifdef CONFIG_USER_ONLY
-        g_assert_not_reached();
-#else
         /*
          * At least one page includes MMIO.
          * Any bus operation can fail with cpu_transaction_failed,
@@ -6350,7 +6347,6 @@ void sve_stN_r(CPUARMState *env, uint64_t *vg, target_ulong addr,
             } while (reg_off & 63);
         } while (reg_off <= reg_last);
         return;
-#endif
     }
 
     mem_off = info.mem_off_first[0];