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author | 2015-11-09 13:29:39 -0500 | |
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committer | 2015-11-09 13:29:39 -0500 | |
commit | 85ce230051c37dfb979385eb0244bf3655625ba6 (patch) | |
tree | 90abeab25f8c1ea4836b38279790b90f0c780ae3 /drivers/nvmem/sunxi_sid.c | |
parent | pmem, memremap: convert to numa aware allocations (diff) | |
parent | acpi: nfit: Add support for hot-add (diff) | |
download | linux-dev-85ce230051c37dfb979385eb0244bf3655625ba6.tar.xz linux-dev-85ce230051c37dfb979385eb0244bf3655625ba6.zip |
Merge branch 'for-4.4/hotplug' into libnvdimm-for-next
Diffstat (limited to 'drivers/nvmem/sunxi_sid.c')
-rw-r--r-- | drivers/nvmem/sunxi_sid.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/nvmem/sunxi_sid.c b/drivers/nvmem/sunxi_sid.c index 14777dd5212d..cfa3b85064dd 100644 --- a/drivers/nvmem/sunxi_sid.c +++ b/drivers/nvmem/sunxi_sid.c @@ -103,7 +103,7 @@ static int sunxi_sid_probe(struct platform_device *pdev) struct nvmem_device *nvmem; struct regmap *regmap; struct sunxi_sid *sid; - int i, size; + int ret, i, size; char *randomness; sid = devm_kzalloc(dev, sizeof(*sid), GFP_KERNEL); @@ -131,6 +131,11 @@ static int sunxi_sid_probe(struct platform_device *pdev) return PTR_ERR(nvmem); randomness = kzalloc(sizeof(u8) * size, GFP_KERNEL); + if (!randomness) { + ret = -EINVAL; + goto err_unreg_nvmem; + } + for (i = 0; i < size; i++) randomness[i] = sunxi_sid_read_byte(sid, i); @@ -140,6 +145,10 @@ static int sunxi_sid_probe(struct platform_device *pdev) platform_set_drvdata(pdev, nvmem); return 0; + +err_unreg_nvmem: + nvmem_unregister(nvmem); + return ret; } static int sunxi_sid_remove(struct platform_device *pdev) |