From: Zhang Qilong zhangqilong3@huawei.com
[ Upstream commit 4c46764733c85b82c07e9559b39da4d00a7dd659 ]
Forget to set error code when nd_label_alloc_slot failed, and we add it to avoid overwritten error code.
Fixes: 0ba1c634892b ("libnvdimm: write blk label set") Signed-off-by: Zhang Qilong zhangqilong3@huawei.com Link: https://lore.kernel.org/r/20201205115056.2076523-1-zhangqilong3@huawei.com Signed-off-by: Dan Williams dan.j.williams@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/nvdimm/label.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c index 47a4828b8b310..05c1f186a6be8 100644 --- a/drivers/nvdimm/label.c +++ b/drivers/nvdimm/label.c @@ -999,8 +999,10 @@ static int __blk_label_update(struct nd_region *nd_region, if (is_old_resource(res, old_res_list, old_num_resources)) continue; /* carry-over */ slot = nd_label_alloc_slot(ndd); - if (slot == UINT_MAX) + if (slot == UINT_MAX) { + rc = -ENXIO; goto abort; + } dev_dbg(ndd->dev, "allocated: %d\n", slot);
nd_label = to_label(ndd, slot);