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char/misc driver fixes for 4.5-rc4

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Here are 3 fixes for some reported issues.  Two nvmem driver fixes, and
 one mei fix.  All have been in linux-next just fine.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg KH:
 "Here are 3 fixes for some reported issues.  Two nvmem driver fixes,
  and one mei fix.  All have been in linux-next just fine"

* tag 'char-misc-4.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  nvmem: qfprom: Specify LE device endianness
  nvmem: core: return error for non word aligned access
  mei: validate request value in client notify request ioctl
This commit is contained in:
Linus Torvalds 2016-02-14 12:47:45 -08:00
commit 58dd2b5be1
3 changed files with 12 additions and 1 deletions
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6
drivers/misc/mei/main.c
View File

@ -458,7 +458,11 @@ static int mei_ioctl_client_notify_request(struct file *file, u32 request)
{
struct mei_cl *cl = file->private_data;
return mei_cl_notify_request(cl, file, request);
if (request != MEI_HBM_NOTIFICATION_START &&
request != MEI_HBM_NOTIFICATION_STOP)
return -EINVAL;
return mei_cl_notify_request(cl, file, (u8)request);
}
/**

6
drivers/nvmem/core.c
View File

@ -70,6 +70,9 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj,
if (pos >= nvmem->size)
return 0;
if (count < nvmem->word_size)
return -EINVAL;
if (pos + count > nvmem->size)
count = nvmem->size - pos;
@ -95,6 +98,9 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj,
if (pos >= nvmem->size)
return 0;
if (count < nvmem->word_size)
return -EINVAL;
if (pos + count > nvmem->size)
count = nvmem->size - pos;

1
drivers/nvmem/qfprom.c
View File

@ -21,6 +21,7 @@ static struct regmap_config qfprom_regmap_config = {
.reg_bits = 32,
.val_bits = 8,
.reg_stride = 1,
.val_format_endian = REGMAP_ENDIAN_LITTLE,
};
static struct nvmem_config econfig = {