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From: David Gibson <david@gibson.dropbear.id.au>
To: peter.maydell@linaro.org
Cc: lvivier@redhat.com, PanNengyuan <pannengyuan@huawei.com>,
	qemu-devel@nongnu.org, groug@kaod.org, qemu-ppc@nongnu.org,
	clg@kaod.org, Euler Robot <euler.robot@huawei.com>,
	David Gibson <david@gibson.dropbear.id.au>
Subject: [PULL 8/8] ppc/spapr_events: fix potential NULL pointer dereference in rtas_event_log_dequeue
Date: Tue, 26 Nov 2019 17:01:51 +1100	[thread overview]
Message-ID: <20191126060151.729845-9-david@gibson.dropbear.id.au> (raw)
In-Reply-To: <20191126060151.729845-1-david@gibson.dropbear.id.au>

From: PanNengyuan <pannengyuan@huawei.com>

This fixes coverity issues 68911917:
        360
    CID 68911917: (NULL_RETURNS)
        361. dereference: Dereferencing "source", which is known to be
             "NULL".
        361        if (source->mask & event_mask) {
        362            break;
        363        }

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: PanNengyuan <pannengyuan@huawei.com>
Message-Id: <1574685291-38176-1-git-send-email-pannengyuan@huawei.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/ppc/spapr_events.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c
index 0e4c19523a..e355e000d0 100644
--- a/hw/ppc/spapr_events.c
+++ b/hw/ppc/spapr_events.c
@@ -358,6 +358,7 @@ static SpaprEventLogEntry *rtas_event_log_dequeue(SpaprMachineState *spapr,
             rtas_event_log_to_source(spapr,
                                      spapr_event_log_entry_type(entry));
 
+        g_assert(source);
         if (source->mask & event_mask) {
             break;
         }
-- 
2.23.0



  parent reply	other threads:[~2019-11-26  6:19 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-26  6:01 [PULL 0/8] ppc-for-4.2 queue 20191126 David Gibson
2019-11-26  6:01 ` [PULL 1/8] pseries: fix migration-test and pxe-test David Gibson
2019-11-26  6:01 ` [PULL 2/8] kvm: Introduce KVM irqchip change notifier David Gibson
2019-11-26  6:01 ` [PULL 3/8] vfio/pci: Split vfio_intx_update() David Gibson
2019-11-26  6:01 ` [PULL 4/8] vfio/pci: Respond to KVM irqchip change notifier David Gibson
2019-12-30 13:23   ` Eduardo Habkost
2019-11-26  6:01 ` [PULL 5/8] spapr: Handle irq backend changes with VFIO PCI devices David Gibson
2019-11-26  6:01 ` [PULL 6/8] spapr: Work around spurious warnings from vfio INTx initialization David Gibson
2019-11-26  6:01 ` [PULL 7/8] mos6522: update counters when timer interrupts are off David Gibson
2019-11-26  6:01 ` David Gibson [this message]
2019-11-26 17:28 ` [PULL 0/8] ppc-for-4.2 queue 20191126 Peter Maydell

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