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KVM: s390: avoid memory leaks if __inject_vm() fails
authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Fri, 16 Jan 2015 11:58:09 +0000 (12:58 +0100)
committerChristian Borntraeger <borntraeger@de.ibm.com>
Fri, 23 Jan 2015 12:25:41 +0000 (13:25 +0100)
commit428d53be5e7468769d4e7899cca06ed5f783a6e1
treee6b2653336d25b0532732e4b75aab908862090c0tree | snapshot (tar.gz zip)
parenta374e892c3421f81a71e85d5a8c526959221f279commit | diff
KVM: s390: avoid memory leaks if __inject_vm() fails

We have to delete the allocated interrupt info if __inject_vm() fails.

Otherwise user space can keep flooding kvm with floating interrupts and
provoke more and more memory leaks.

Reported-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Reviewed-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Cc: stable@vger.kernel.org # v3.15+
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
arch/s390/kvm/interrupt.c diff | blob | blame | history