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Message-Id: <1444235714-24365-1-git-send-email-srinivas.kandagatla@linaro.org> Date: Wed, 7 Oct 2015 17:35:14 +0100 From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org> To: gregkh@...uxfoundation.org Cc: maxime.ripard@...e-electrons.com, linux-kernel@...r.kernel.org, andrew@...n.ch, wxt@...k-chips.com, stefan.wahren@...e.com, pantelis.antoniou@...sulko.com, maitysanchayan@...il.com, p.zabel@...gutronix.de, s.hauer@...gutronix.de, srinivas.kandagatla@...aro.org, linux-arm-kernel@...ts.infradead.org Subject: [PATCH] nvmem: core: make default user binary file root-access only As required by many providers like at24/at25/mxs-ocotp/qfprom, which would want to allow root-only to read/write the nvmem content. So making the defaults to be root-only access which can prevent normal users from reading the nvmem data. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org> --- drivers/nvmem/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 6fd4e5a..4d2e476 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -112,7 +112,7 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj, static struct bin_attribute bin_attr_rw_nvmem = { .attr = { .name = "nvmem", - .mode = S_IWUSR | S_IRUGO, + .mode = S_IWUSR | S_IRUSR, }, .read = bin_attr_nvmem_read, .write = bin_attr_nvmem_write, @@ -136,7 +136,7 @@ static const struct attribute_group *nvmem_rw_dev_groups[] = { static struct bin_attribute bin_attr_ro_nvmem = { .attr = { .name = "nvmem", - .mode = S_IRUGO, + .mode = S_IRUSR, }, .read = bin_attr_nvmem_read, }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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