linux-kernel - [PATCH] block: bsg.c: Cleaning up missing null-terminate in conjunction with strncpy

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Date:	Sat, 26 Jul 2014 16:07:45 +0200
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Jens Axboe <axboe@...nel.dk>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] block: bsg.c:  Cleaning up missing null-terminate in conjunction with strncpy

Replacing strncpy with strlcpy to avoid strings that lacks null terminate.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 block/bsg.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/bsg.c b/block/bsg.c
index ff46add..b2688c5 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -790,7 +790,7 @@ static struct bsg_device *bsg_add_device(struct inode *inode,
 	mutex_lock(&bsg_mutex);
 	hlist_add_head(&bd->dev_list, bsg_dev_idx_hash(iminor(inode)));
 
-	strncpy(bd->name, dev_name(rq->bsg_dev.class_dev), sizeof(bd->name) - 1);
+	strlcpy(bd->name, dev_name(rq->bsg_dev.class_dev), sizeof(bd->name));
 	dprintk("bound to <%s>, max queue %d\n",
 		format_dev_t(buf, inode->i_rdev), bd->max_queue);
 
-- 
1.7.10.4

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