From: Dan Carpenter <error27@gmail.com> To: Yehuda Sadeh <yehuda@hq.newdream.net> Cc: Sage Weil <sage@newdream.net>, ceph-devel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [patch 1/2 -next] rbd: null vs ERR_PTR Date: Mon, 11 Oct 2010 19:14:23 +0000 [thread overview] Message-ID: <20101011191423.GI5851@bicker> (raw) ceph_alloc_page_vector() returns ERR_PTR(-ENOMEM) on errors. Signed-off-by: Dan Carpenter <error27@gmail.com> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 1ac87f1..52f9420 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -826,8 +826,8 @@ static int rbd_req_sync_op(struct rbd_device *dev, num_pages = calc_pages_for(ofs , len); pages = ceph_alloc_page_vector(num_pages, GFP_KERNEL); - if (!pages) - return -ENOMEM; + if (IS_ERR(pages)) + return PTR_ERR(pages); if (!orig_ops) { payload_len = (flags & CEPH_OSD_FLAG_WRITE ? len : 0);
WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <error27@gmail.com> To: Yehuda Sadeh <yehuda@hq.newdream.net> Cc: Sage Weil <sage@newdream.net>, ceph-devel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [patch 1/2 -next] rbd: null vs ERR_PTR Date: Mon, 11 Oct 2010 21:14:23 +0200 [thread overview] Message-ID: <20101011191423.GI5851@bicker> (raw) ceph_alloc_page_vector() returns ERR_PTR(-ENOMEM) on errors. Signed-off-by: Dan Carpenter <error27@gmail.com> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 1ac87f1..52f9420 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -826,8 +826,8 @@ static int rbd_req_sync_op(struct rbd_device *dev, num_pages = calc_pages_for(ofs , len); pages = ceph_alloc_page_vector(num_pages, GFP_KERNEL); - if (!pages) - return -ENOMEM; + if (IS_ERR(pages)) + return PTR_ERR(pages); if (!orig_ops) { payload_len = (flags & CEPH_OSD_FLAG_WRITE ? len : 0);
next reply other threads:[~2010-10-11 19:14 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-10-11 19:14 Dan Carpenter [this message] 2010-10-11 19:14 ` [patch 1/2 -next] rbd: null vs ERR_PTR Dan Carpenter
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