aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/misc/lkdtm.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/misc/lkdtm.c')
-rw-r--r--drivers/misc/lkdtm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c
index 150cd7061b80..28adefe70f96 100644
--- a/drivers/misc/lkdtm.c
+++ b/drivers/misc/lkdtm.c
@@ -354,6 +354,7 @@ static void lkdtm_do_action(enum ctype which)
354static void lkdtm_handler(void) 354static void lkdtm_handler(void)
355{ 355{
356 unsigned long flags; 356 unsigned long flags;
357 bool do_it = false;
357 358
358 spin_lock_irqsave(&count_lock, flags); 359 spin_lock_irqsave(&count_lock, flags);
359 count--; 360 count--;
@@ -361,10 +362,13 @@ static void lkdtm_handler(void)
361 cp_name_to_str(cpoint), cp_type_to_str(cptype), count); 362 cp_name_to_str(cpoint), cp_type_to_str(cptype), count);
362 363
363 if (count == 0) { 364 if (count == 0) {
364 lkdtm_do_action(cptype); 365 do_it = true;
365 count = cpoint_count; 366 count = cpoint_count;
366 } 367 }
367 spin_unlock_irqrestore(&count_lock, flags); 368 spin_unlock_irqrestore(&count_lock, flags);
369
370 if (do_it)
371 lkdtm_do_action(cptype);
368} 372}
369 373
370static int lkdtm_register_cpoint(enum cname which) 374static int lkdtm_register_cpoint(enum cname which)