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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-12 10:29:36 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-12 10:29:36 -0700 |
| commit | 4970c0cb6aa8996e39b1626887f5fb67a49f5ad1 (patch) | |
| tree | 8e734bdf15768744a0ec03fbc715a6404a4f732b /drivers/nvmem | |
| parent | 3c0ed7d56d77b61f2177e8b72855ea32073c2091 (diff) | |
| parent | 25cb62b76430a91cc6195f902e61c2cb84ade622 (diff) | |
| download | linux-stable-4970c0cb6aa8996e39b1626887f5fb67a49f5ad1.tar.gz linux-stable-4970c0cb6aa8996e39b1626887f5fb67a49f5ad1.tar.bz2 linux-stable-4970c0cb6aa8996e39b1626887f5fb67a49f5ad1.zip | |
Merge 4.3-rc5 into char-misc next
We want the fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem')
| -rw-r--r-- | drivers/nvmem/core.c | 8 | ||||
| -rw-r--r-- | drivers/nvmem/sunxi_sid.c | 11 |
2 files changed, 14 insertions, 5 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index d3c6676b3c0c..6fd4e5a5ef4a 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -67,7 +67,7 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj, int rc; /* Stop the user from reading */ - if (pos > nvmem->size) + if (pos >= nvmem->size) return 0; if (pos + count > nvmem->size) @@ -92,7 +92,7 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj, int rc; /* Stop the user from writing */ - if (pos > nvmem->size) + if (pos >= nvmem->size) return 0; if (pos + count > nvmem->size) @@ -825,7 +825,7 @@ static int __nvmem_cell_read(struct nvmem_device *nvmem, return rc; /* shift bits in-place */ - if (cell->bit_offset || cell->bit_offset) + if (cell->bit_offset || cell->nbits) nvmem_shift_read_buffer_in_place(cell, buf); *len = cell->bytes; @@ -938,7 +938,7 @@ int nvmem_cell_write(struct nvmem_cell *cell, void *buf, size_t len) rc = regmap_raw_write(nvmem->regmap, cell->offset, buf, cell->bytes); /* free the tmp buffer */ - if (cell->bit_offset) + if (cell->bit_offset || cell->nbits) kfree(buf); if (IS_ERR_VALUE(rc)) 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) |