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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/mei_dev.h
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@@ -190,7 +190,7 @@ struct mei_cl_cb {
enum mei_cb_file_ops fop_type;
struct mei_msg_data buf;
size_t buf_idx;
struct file *file_object;
const struct file *file_object;
int status;
u32 internal:1;
u32 completed:1;
@@ -497,7 +497,7 @@ struct mei_device {
struct mei_cl_cb amthif_cmd_list;
/* driver managed amthif list for reading completed amthif cmd data */
struct mei_cl_cb amthif_rd_complete_list;
struct file *iamthif_file_object;
const struct file *iamthif_file_object;
struct mei_cl iamthif_cl;
struct mei_cl_cb *iamthif_current_cb;
long iamthif_open_count;
@@ -590,7 +590,7 @@ unsigned int mei_amthif_poll(struct mei_device *dev,
int mei_amthif_release(struct mei_device *dev, struct file *file);
struct mei_cl_cb *mei_amthif_find_read_list_entry(struct mei_device *dev,
struct file *file);
const struct file *file);
int mei_amthif_write(struct mei_cl *cl, struct mei_cl_cb *cb);
int mei_amthif_run_next_cmd(struct mei_device *dev);