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mei: constify struct file pointer

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The struct file file pointer is used as an opaque handle to for a
connected client, for this part the pointer should be immutable and
should be set to count.

Reviewed-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler
2016-02-07 23:35:23 +02:00
committed by Greg Kroah-Hartman
parent d0df8dfb85
commit f23e2cc4bb
5 changed files with 22 additions and 18 deletions
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6
drivers/misc/mei/amthif.c
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@@ -93,7 +93,7 @@ int mei_amthif_host_init(struct mei_device *dev, struct mei_me_client *me_cl)
* Return: returned a list entry on success, NULL on failure.
*/
struct mei_cl_cb *mei_amthif_find_read_list_entry(struct mei_device *dev,
struct file *file)
const struct file *file)
{
struct mei_cl_cb *cb;
@@ -205,7 +205,7 @@ out:
*
* Return: 0 on success, <0 on failure.
*/
static int mei_amthif_read_start(struct mei_cl *cl, struct file *file)
static int mei_amthif_read_start(struct mei_cl *cl, const struct file *file)
{
struct mei_device *dev = cl->dev;
struct mei_cl_cb *cb;
@@ -495,7 +495,7 @@ static bool mei_clear_list(struct mei_device *dev,
*
* Return: true if callback removed from the list, false otherwise
*/
static bool mei_clear_lists(struct mei_device *dev, struct file *file)
static bool mei_clear_lists(struct mei_device *dev, const struct file *file)
{
bool removed = false;