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authorKees Cook <keescook@chromium.org>2017-11-01 15:32:50 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-11-01 19:05:05 +0100
commit00ed87da35e88a7a4d7f41673beab52ef828f12b (patch)
treeed4e663905248d9c684b1aba69c8736cf3fafebe
parentclockevents: Update clockevents device next_event on stop (diff)
downloadlinux-00ed87da35e88a7a4d7f41673beab52ef828f12b.tar.xz
linux-00ed87da35e88a7a4d7f41673beab52ef828f12b.zip
timer: Add parenthesis around timer_setup() macro arguments
In the case where expressions are passed as macro arguments, the LOCKDEP version of the timer macros need enclosing parenthesis. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20171101143250.GA65266@beast
-rw-r--r--include/linux/timer.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/timer.h b/include/linux/timer.h
index 09950482309b..a1af92bac0d5 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -173,11 +173,12 @@ static inline void timer_setup_on_stack(struct timer_list *timer,
* do want to keep the inline for argument type checking, though.
*/
# define timer_setup(timer, callback, flags) \
- __setup_timer(timer, (TIMER_FUNC_TYPE)callback, \
- (TIMER_DATA_TYPE)timer, flags)
+ __setup_timer((timer), (TIMER_FUNC_TYPE)(callback), \
+ (TIMER_DATA_TYPE)(timer), (flags))
# define timer_setup_on_stack(timer, callback, flags) \
- __setup_timer_on_stack(timer, (TIMER_FUNC_TYPE)callback,\
- (TIMER_DATA_TYPE)timer, flags)
+ __setup_timer_on_stack((timer), \
+ (TIMER_FUNC_TYPE)(callback), \
+ (TIMER_DATA_TYPE)(timer), (flags))
#endif
#define from_timer(var, callback_timer, timer_fieldname) \