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staging: dgnc: make dgnc_poll_lock static

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There's no need for this spinlock to be global, so make it a static
variable.

Cc: Lidza Louina <lidza.louina@gmail.com>
Cc: Mark Hounschell <markh@compro.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2018-01-11 17:50:19 +01:00
parent 197c3196e5
commit f5b612d6e3
2 changed files with 1 additions and 2 deletions
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2
drivers/staging/dgnc/dgnc_driver.c
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@ -23,7 +23,7 @@ MODULE_SUPPORTED_DEVICE("dgnc");
static unsigned int dgnc_num_boards;
struct dgnc_board *dgnc_board[MAXBOARDS];
DEFINE_SPINLOCK(dgnc_global_lock);
DEFINE_SPINLOCK(dgnc_poll_lock); /* Poll scheduling lock */
static DEFINE_SPINLOCK(dgnc_poll_lock); /* Poll scheduling lock */
int dgnc_poll_tick = 20; /* Poll interval - 20 ms */
static ulong dgnc_poll_time; /* Time of next poll */

1
drivers/staging/dgnc/dgnc_driver.h
View File

@ -375,7 +375,6 @@ struct channel_t {
extern uint dgnc_major; /* Our driver/mgmt major */
extern int dgnc_poll_tick; /* Poll interval - 20 ms */
extern spinlock_t dgnc_global_lock; /* Driver global spinlock */
extern spinlock_t dgnc_poll_lock; /* Poll scheduling lock */
extern struct dgnc_board *dgnc_board[MAXBOARDS];/* Array of boards */
#endif /* _DGNC_DRIVER_H */