From: Hannes Reinecke <hare@suse.de>
To: iommu@lists.linux-foundation.org
Cc: linux-kernel@vger.kernel.org, Hannes Reinecke <hare@suse.de>,
David Woodhouse <dwmw2@infradead.org>
Subject: [PATCH] dmar: Zero out memory
Date: Wed, 6 Feb 2013 09:50:10 +0100 [thread overview]
Message-ID: <1360140610-48309-1-git-send-email-hare@suse.de> (raw)
kmemcheck complained about the use of uninitialized memory.
So there.
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Hannes Reinecke <hare@suse.de>
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index 86e2f4a..2623a57 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -1040,7 +1040,7 @@ int dmar_enable_qi(struct intel_iommu *iommu)
qi->desc = page_address(desc_page);
- qi->desc_status = kmalloc(QI_LENGTH * sizeof(int), GFP_ATOMIC);
+ qi->desc_status = kzalloc(QI_LENGTH * sizeof(int), GFP_ATOMIC);
if (!qi->desc_status) {
free_page((unsigned long) qi->desc);
kfree(qi);
next reply other threads:[~2013-02-06 8:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-06 8:50 Hannes Reinecke [this message]
2013-02-07 21:02 ` Joerg Roedel
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1360140610-48309-1-git-send-email-hare@suse.de \
--to=hare@suse.de \
--cc=dwmw2@infradead.org \
--cc=iommu@lists.linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome