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author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-10-25 11:06:04 +0300 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-10-25 11:06:04 +0300 |
commit | 0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8 (patch) | |
tree | 71c906207227dd8753a0191db9304035ec3471a4 /drivers/nvdimm/dimm.c | |
parent | 78010cd9736ec571796f4404524ed575b81238b9 (diff) | |
parent | 5481e27f6fd06b7cb902072e81d6b083db8155eb (diff) | |
download | linux-0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8.tar.xz |
Merge remote-tracking branch 'airlied/drm-next' into topic/drm-misc
Backmerge latest drm-next to have a baseline for the
s/fence/dma_fence/ patch from Chris.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/nvdimm/dimm.c')
-rw-r--r-- | drivers/nvdimm/dimm.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/nvdimm/dimm.c b/drivers/nvdimm/dimm.c index 71d12bb67339..619834e144d1 100644 --- a/drivers/nvdimm/dimm.c +++ b/drivers/nvdimm/dimm.c @@ -26,6 +26,14 @@ static int nvdimm_probe(struct device *dev) struct nvdimm_drvdata *ndd; int rc; + rc = nvdimm_check_config_data(dev); + if (rc) { + /* not required for non-aliased nvdimm, ex. NVDIMM-N */ + if (rc == -ENOTTY) + rc = 0; + return rc; + } + ndd = kzalloc(sizeof(*ndd), GFP_KERNEL); if (!ndd) return -ENOMEM; @@ -72,6 +80,9 @@ static int nvdimm_remove(struct device *dev) { struct nvdimm_drvdata *ndd = dev_get_drvdata(dev); + if (!ndd) + return 0; + nvdimm_bus_lock(dev); dev_set_drvdata(dev, NULL); nvdimm_bus_unlock(dev); |