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| author | Alexander Graf <agraf@suse.de> | 2012-01-20 04:06:18 +0100 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-02-02 02:47:45 +0100 |
| commit | ffba87862b37f1d7762370c8d31b09f6e359ff09 (patch) | |
| tree | bc6428be7aecf86e6a22ec9ebd75d6beb0d87300 /target-ppc/helper.c | |
| parent | dcb2b9e1003a9179650b44c747faa4e5767ce92b (diff) | |
| download | qemu-ffba87862b37f1d7762370c8d31b09f6e359ff09.tar.gz | |
PPC: booke206: allow NULL raddr in ppcmas_tlb_check
We might want to call the tlb check function without actually caring about
the real address resolution. Check if we really should write the value
back.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-ppc/helper.c')
| -rw-r--r-- | target-ppc/helper.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/target-ppc/helper.c b/target-ppc/helper.c index 58474536c0..2ce2d9238f 100644 --- a/target-ppc/helper.c +++ b/target-ppc/helper.c @@ -1338,7 +1338,10 @@ int ppcmas_tlb_check(CPUState *env, ppcmas_tlb_t *tlb, if ((address & mask) != (tlb->mas2 & MAS2_EPN_MASK)) { return -1; } - *raddrp = (tlb->mas7_3 & mask) | (address & ~mask); + + if (raddrp) { + *raddrp = (tlb->mas7_3 & mask) | (address & ~mask); + } return 0; } |