kvm: x86: i8259: Converts mask values to logical binary values.

Commit Message

[e-mail] Sept. 11, 2021, 3:27 a.m. UTC

From: Zhaoge Zhang <[e-mail]>

Signed-off-by: Zhaoge Zhang <[e-mail]>
---
 arch/x86/kvm/i8259.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 0b80263..a8f1d60 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -92,7 +92,7 @@  static inline int pic_set_irq1(struct kvm_kpic_state *s, int irq, int level)
 	mask = 1 << irq;
 	if (s->elcr & mask)	/* level triggered */
 		if (level) {
-			ret = !(s->irr & mask);
+			ret = !!!(s->irr & mask);
 			s->irr |= mask;
 			s->last_irr |= mask;
 		} else {
@@ -102,7 +102,7 @@  static inline int pic_set_irq1(struct kvm_kpic_state *s, int irq, int level)
 	else	/* edge triggered */
 		if (level) {
 			if ((s->last_irr & mask) == 0) {
-				ret = !(s->irr & mask);
+				ret = !!!(s->irr & mask);
 				s->irr |= mask;
 			}
 			s->last_irr |= mask;