linux-kernel - [PATCH 3/5] PCI: Fix pci_find

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <11806606172411-git-send-email-gregkh@suse.de>
Date:	Thu, 31 May 2007 18:16:55 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-pci@...ey.karlin.mff.cuni.cz
Cc:	linux-kernel@...r.kernel.org, Ben Gardner <gardner.ben@...il.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 3/5] PCI: Fix pci_find_present

From: Ben Gardner <gardner.ben@...il.com>

pci_find_present() is only matching the last item in the list of ids.

The break after the match is found only escapes the for loop, not the
while loop, so found gets reset to NULL on the next pass.

Signed-off-by: Ben Gardner <gardner.ben@...il.com>
Cc: Alan Cox <alan@...rguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/pci/search.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index b137a27..c132324 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -403,10 +403,11 @@ const struct pci_device_id *pci_find_present(const struct pci_device_id *ids)
 	while (ids->vendor || ids->subvendor || ids->class_mask) {
 		list_for_each_entry(dev, &pci_devices, global_list) {
 			if ((found = pci_match_one_device(ids, dev)) != NULL)
-				break;
+				goto exit;
 		}
 		ids++;
 	}
+exit:
 	up_read(&pci_bus_sem);
 	return found;
 }
-- 
1.5.2

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/