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(parent: df50e5d) | patch
Fix NULL dereference in gfn_to_hva_prot()
authorGleb Natapov <gleb@redhat.com>
Tue, 1 Oct 2013 16:58:36 +0000 (19:58 +0300)
committerChristoffer Dall <christoffer.dall@linaro.org>
Thu, 2 Oct 2014 15:18:09 +0000 (17:18 +0200)
commit89c774beb24924963aa146784a149e47efb29d82
tree3cc34d0cf1c1a6140bdc0cd1c93820cafcc1d06ctree | snapshot
parentdf50e5da2c1c65f1db1e9186112b57a8dd0b41aecommit | diff
Fix NULL dereference in gfn_to_hva_prot()

gfn_to_memslot() can return NULL or invalid slot. We need to check slot
validity before accessing it.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
(cherry picked from commit a2ac07fe292ea41296049dfdbfeed203e2467ee7)
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
virt/kvm/kvm_main.c diff | blob | history
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