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From: Fabien Chouteau <chouteau@adacore.com>
To: qemu-devel@nongnu.org, qemu-trivial@nongnu.org
Cc: agraf@suse.de
Subject: [Qemu-devel] [PATCH] Openpic: check that cpu id is within the number of cpus
Date: Wed, 25 Feb 2015 10:50:28 +0100	[thread overview]
Message-ID: <1424857828-4411-1-git-send-email-chouteau@adacore.com> (raw)


Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
---
 hw/intc/openpic.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/intc/openpic.c b/hw/intc/openpic.c
index 7d1f3b9..305377d 100644
--- a/hw/intc/openpic.c
+++ b/hw/intc/openpic.c
@@ -1013,7 +1013,7 @@ static void openpic_cpu_write_internal(void *opaque, hwaddr addr,
     DPRINTF("%s: cpu %d addr %#" HWADDR_PRIx " <= 0x%08x\n", __func__, idx,
             addr, val);
 
-    if (idx < 0) {
+    if (idx < 0 || idx >= opp->nb_cpus) {
         return;
     }
 
@@ -1152,7 +1152,7 @@ static uint32_t openpic_cpu_read_internal(void *opaque, hwaddr addr,
     DPRINTF("%s: cpu %d addr %#" HWADDR_PRIx "\n", __func__, idx, addr);
     retval = 0xFFFFFFFF;
 
-    if (idx < 0) {
+    if (idx < 0 || idx >= opp->nb_cpus) {
         return retval;
     }
 
-- 
1.7.9.5

             reply	other threads:[~2015-02-25  9:50 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-25  9:50 Fabien Chouteau [this message]
2015-02-26 12:16 ` [Qemu-devel] [PATCH] Openpic: check that cpu id is within the number of cpus Alexander Graf
2015-02-26 17:26   ` Fabien Chouteau

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