linux-kernel - [PATCH] scsi: ses check name in enclosure_component

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Message-ID: <49F6678D.3080207@kernel.org>
Date:	Mon, 27 Apr 2009 19:18:53 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	James Bottomley <James.Bottomley@...senPartnership.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Kay Sievers <kay.sievers@...y.org>, Greg KH <gregkh@...e.de>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-Scsi <linux-scsi@...r.kernel.org>
Subject: [PATCH] scsi: ses check name in enclosure_component_register


dev_set_name will use sprintf to copy the name.
need to check if the name does valid.

otherwise will error from device_add later.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>

diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
index 3cf61ec..68743a9 100644
--- a/drivers/misc/enclosure.c
+++ b/drivers/misc/enclosure.c
@@ -255,7 +255,7 @@ enclosure_component_register(struct enclosure_device *edev,
 	ecomp->number = number;
 	cdev = &ecomp->cdev;
 	cdev->parent = get_device(&edev->edev);
-	if (name)
+	if (name && name[0])
 		dev_set_name(cdev, name);
 	else
 		dev_set_name(cdev, "%u", number);
--
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