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Subject[PATCH] Cleanup __pvclock_read_cycles to remove useless variables
Date
The value of cycles and flags can be assigned directly without
intermediate variables.

Remove the useless variables.

Signed-off-by: Minfei Huang <mnghuan@gmail.com>
---
arch/x86/include/asm/pvclock.h | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index fdcc040..fb95dac 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -80,19 +80,12 @@ static __always_inline
unsigned __pvclock_read_cycles(const struct pvclock_vcpu_time_info *src,
cycle_t *cycles, u8 *flags)
{
- unsigned version;
- cycle_t ret, offset;
- u8 ret_flags;
-
- version = src->version;
+ cycle_t offset;

offset = pvclock_get_nsec_offset(src);
- ret = src->system_time + offset;
- ret_flags = src->flags;
-
- *cycles = ret;
- *flags = ret_flags;
- return version;
+ *cycles = src->system_time + offset;
+ *flags = src->flags;
+ return src->version;
}

struct pvclock_vsyscall_time_info {
--
2.6.3
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