From: Luis Chamberlain <mcgrof@kernel.org> To: axboe@kernel.dk, colyli@suse.de, kent.overstreet@gmail.com, kbusch@kernel.org, sagi@grimberg.me, vishal.l.verma@intel.com, dan.j.williams@intel.com, dave.jiang@intel.com, ira.weiny@intel.com, konrad.wilk@oracle.com, roger.pau@citrix.com, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org, minchan@kernel.org, ngupta@vflare.org, senozhatsky@chromium.org Cc: xen-devel@lists.xenproject.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Luis Chamberlain <mcgrof@kernel.org> Subject: [PATCH 06/10] nvdimm/btt: add error handling support for add_disk() Date: Fri, 27 Aug 2021 12:18:05 -0700 [thread overview] Message-ID: <20210827191809.3118103-7-mcgrof@kernel.org> (raw) In-Reply-To: <20210827191809.3118103-1-mcgrof@kernel.org> We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> --- drivers/nvdimm/btt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index 275704d80109..abdac4b7769f 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1542,7 +1542,9 @@ static int btt_blk_init(struct btt *btt) } set_capacity(btt->btt_disk, btt->nlba * btt->sector_size >> 9); - device_add_disk(&btt->nd_btt->dev, btt->btt_disk, NULL); + rc = device_add_disk(&btt->nd_btt->dev, btt->btt_disk, NULL); + if (rc) + goto out_cleanup_disk; btt->nd_btt->size = btt->nlba * (u64)btt->sector_size; nvdimm_check_and_set_ro(btt->btt_disk); -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: Luis Chamberlain <mcgrof@kernel.org> To: axboe@kernel.dk, colyli@suse.de, kent.overstreet@gmail.com, kbusch@kernel.org, sagi@grimberg.me, vishal.l.verma@intel.com, dan.j.williams@intel.com, dave.jiang@intel.com, ira.weiny@intel.com, konrad.wilk@oracle.com, roger.pau@citrix.com, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org, minchan@kernel.org, ngupta@vflare.org, senozhatsky@chromium.org Cc: xen-devel@lists.xenproject.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Luis Chamberlain <mcgrof@kernel.org> Subject: [PATCH 06/10] nvdimm/btt: add error handling support for add_disk() Date: Fri, 27 Aug 2021 12:18:05 -0700 [thread overview] Message-ID: <20210827191809.3118103-7-mcgrof@kernel.org> (raw) In-Reply-To: <20210827191809.3118103-1-mcgrof@kernel.org> We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> --- drivers/nvdimm/btt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index 275704d80109..abdac4b7769f 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1542,7 +1542,9 @@ static int btt_blk_init(struct btt *btt) } set_capacity(btt->btt_disk, btt->nlba * btt->sector_size >> 9); - device_add_disk(&btt->nd_btt->dev, btt->btt_disk, NULL); + rc = device_add_disk(&btt->nd_btt->dev, btt->btt_disk, NULL); + if (rc) + goto out_cleanup_disk; btt->nd_btt->size = btt->nlba * (u64)btt->sector_size; nvdimm_check_and_set_ro(btt->btt_disk); -- 2.30.2 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme
next prev parent reply other threads:[~2021-08-27 19:18 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-27 19:17 [PATCH 00/10] block: first batch of add_disk() error handling conversions Luis Chamberlain 2021-08-27 19:17 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 01/10] block/brd: add error handling support for add_disk() Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 02/10] bcache: " Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-29 7:50 ` Coly Li 2021-08-29 7:50 ` Coly Li 2021-08-27 19:18 ` [PATCH 03/10] nvme-multipath: " Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 20:29 ` Keith Busch 2021-08-27 20:29 ` Keith Busch 2021-08-30 21:08 ` Luis Chamberlain 2021-08-30 21:08 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 04/10] nvdimm/btt: do not call del_gendisk() if not needed Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 05/10] nvdimm/btt: use goto error labels on btt_blk_init() Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain [this message] 2021-08-27 19:18 ` [PATCH 06/10] nvdimm/btt: add error handling support for add_disk() Luis Chamberlain 2021-08-27 19:18 ` [PATCH 07/10] nvdimm/blk: avoid calling del_gendisk() on early failures Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 08/10] nvdimm/blk: add error handling support for add_disk() Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 09/10] xen-blkfront: " Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:18 ` [PATCH 10/10] zram: " Luis Chamberlain 2021-08-27 19:18 ` Luis Chamberlain 2021-08-27 19:19 ` [PATCH 00/10] block: first batch of add_disk() error handling conversions Luis Chamberlain 2021-08-27 19:19 ` Luis Chamberlain
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