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s390x/mmu: Remove duplicate check for MMU_DATA_STORE 

No need to double-check if we have a write.

Found by Coverity (CID: 1406404).

Fixes: 31b5941906 ("target/s390x: Return exception from mmu_translate_real")
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20191017121922.18840-1-david@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
David Hildenbrand 2019-10-17 14:19:22 +02:00 committed by Cornelia Huck
parent be39110d4c
commit 8064af6b1d
1 changed files with 1 additions and 3 deletions
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4
target/s390x/mmu_helper.c
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@ -556,9 +556,7 @@ int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw,
*flags |= PAGE_WRITE_INV;
if (is_low_address(raddr) && rw == MMU_DATA_STORE) {
/* LAP sets bit 56 */
*tec = (raddr & TARGET_PAGE_MASK)
| (rw == MMU_DATA_STORE ? FS_WRITE : FS_READ)
| 0x80;
*tec = (raddr & TARGET_PAGE_MASK) | FS_WRITE | 0x80;
return PGM_PROTECTION;
}
}