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| author | Claudio Imbrenda <imbrenda@linux.ibm.com> | 2026-08-12 12:44:28 +0200 |
|---|---|---|
| committer | Claudio Imbrenda <imbrenda@linux.ibm.com> | 2026-08-12 13:43:35 +0200 |
| commit | 88e22ffd1e46b95e40a6afabe486deb1d31a3ae1 (patch) | |
| tree | 9ce4616c1eebfecbc21f5e7cbaf3a37112340aca /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | c44d36d8e6501c4934412d9014e5e02da9efdb8f (diff) | |
KVM: s390: Properly handle NULL pointer in dat_cond_set_storage_key()
Some callers pass NULL as oldkey. Calling page_cond_set_storage_key()
will cause that NULL pointer to get dereferenced.
Fix by checking for NULL and assigning the pointer to a dummy local
variable to avoid crashes.
Fixes: 8e03e8316eb2 ("KVM: s390: KVM page table management functions: storage keys")
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Christoph Schlameuss <schlameuss@linux.ibm.com>
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Message-ID: <20260812104436.109741-2-imbrenda@linux.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions