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armv7m: Remove unused armv7m_nvic_acknowledge_irq() return value

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Having armv7m_nvic_acknowledge_irq() return the new value of
env->v7m.exception and its one caller assign the return value
back to env->v7m.exception is pointless. Just make the return
type void instead.

Backports commit a5d8235545e98c1ce02560d5f4f57552d937efe9 from qemu
This commit is contained in:
Peter Maydell 2018-03-02 19:36:00 -05:00 committed by Lioncash
parent 50c956db7e
commit 5470bd1763
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 1 additions and 1 deletions
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2
qemu/target/arm/cpu.h
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@ -1356,7 +1356,7 @@ uint32_t arm_phys_excp_target_el(CPUState *cs, uint32_t excp_idx,
/* Interface between CPU and Interrupt controller. */
void armv7m_nvic_set_pending(void *opaque, int irq);
int armv7m_nvic_acknowledge_irq(void *opaque);
void armv7m_nvic_acknowledge_irq(void *opaque);
void armv7m_nvic_complete_irq(void *opaque, int irq);
/* Interface for defining coprocessor registers.