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author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2015-12-09 16:36:42 +0100 |
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committer | Timothy Pearson <tpearson@raptorengineering.com> | 2019-11-29 19:29:55 -0600 |
commit | c703b4afe3741da99ec3f648bd94bee6c33f60bc (patch) | |
tree | 7fa66ece77fe61c8c187f219124b76fc22dcd83d /target-s390x/helper.c | |
parent | cd283efc7fb48e56fffc207a93288c1ffa21a84e (diff) | |
download | hqemu-c703b4afe3741da99ec3f648bd94bee6c33f60bc.zip hqemu-c703b4afe3741da99ec3f648bd94bee6c33f60bc.tar.gz |
s390x: s390_cpu_get_phys_page_debug has to return -1
If translation fails, we have to return -1. For now, we
would simply return the value last stored to raddr (if any).
This way, reading invalid memory via gdb will return values, although it
shouldn't.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'target-s390x/helper.c')
-rw-r--r-- | target-s390x/helper.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/target-s390x/helper.c b/target-s390x/helper.c index e541d69..1231e58 100644 --- a/target-s390x/helper.c +++ b/target-s390x/helper.c @@ -162,8 +162,9 @@ hwaddr s390_cpu_get_phys_page_debug(CPUState *cs, vaddr vaddr) vaddr &= 0x7fffffff; } - mmu_translate(env, vaddr, MMU_INST_FETCH, asc, &raddr, &prot, false); - + if (mmu_translate(env, vaddr, MMU_INST_FETCH, asc, &raddr, &prot, false)) { + return -1; + } return raddr; } |