Messages in this thread Patch in this message | | | Date | Wed, 22 Nov 2017 12:56:45 -0800 | From | Kees Cook <> | Subject | [PATCH] genirq: Make - vs ?: precedence explicit |
| |
Noticed with a Clang build. This improves the readability of the ?: expression, as it has lower precedence than the - expression. Show explicitly that - is evaluated first.
Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Kees Cook <keescook@chromium.org> --- kernel/irq/matrix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/irq/matrix.c b/kernel/irq/matrix.c index a3cbbc8191c5..7df2480005f8 100644 --- a/kernel/irq/matrix.c +++ b/kernel/irq/matrix.c @@ -384,7 +384,7 @@ unsigned int irq_matrix_available(struct irq_matrix *m, bool cpudown) { struct cpumap *cm = this_cpu_ptr(m->maps); - return m->global_available - cpudown ? cm->available : 0; + return (m->global_available - cpudown) ? cm->available : 0; } /** -- 2.7.4
-- Kees Cook Pixel Security
| |