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From 80a4d3cf8cf227c1d0aa45153a6324b16ae5a647 Mon Sep 17 00:00:00 2001
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From: Andrei Vagin <avagin@virtuozzo.com>
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Date: Sun, 17 Jun 2018 06:44:42 +0300
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Subject: [PATCH] bitops: use the UL literal for constants
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We operate by long variables in out bit arithmetics, so our constants
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should be marked as long too.
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Cc: Adrian Reber <areber@redhat.com>
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Reported-by: Adrian Reber <areber@redhat.com>
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Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
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Tested-by: Adrian Reber <areber@redhat.com>
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Reviewed-by: Dmitry Safonov <0x7f454c46@gmail.com>
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Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
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---
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include/common/asm-generic/bitops.h | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/include/common/asm-generic/bitops.h b/include/common/asm-generic/bitops.h
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index cb449fbf8d..fbd25c1b6b 100644
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--- a/include/common/asm-generic/bitops.h
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+++ b/include/common/asm-generic/bitops.h
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@@ -28,25 +28,25 @@
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static inline void set_bit(int nr, volatile unsigned long *addr) {
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addr += nr / BITS_PER_LONG;
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- *addr |= (1 << (nr % BITS_PER_LONG));
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+ *addr |= (1UL << (nr % BITS_PER_LONG));
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}
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static inline void change_bit(int nr, volatile unsigned long *addr)
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{
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addr += nr / BITS_PER_LONG;
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- *addr ^= (1 << (nr % BITS_PER_LONG));
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+ *addr ^= (1UL << (nr % BITS_PER_LONG));
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}
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static inline int test_bit(int nr, volatile const unsigned long *addr)
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{
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addr += nr / BITS_PER_LONG;
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- return (*addr & (1 << (nr % BITS_PER_LONG))) ? -1 : 0;
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+ return (*addr & (1UL << (nr % BITS_PER_LONG))) ? -1 : 0;
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}
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static inline void clear_bit(int nr, volatile unsigned long *addr)
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{
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addr += nr / BITS_PER_LONG;
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- *addr &= ~(1 << (nr % BITS_PER_LONG));
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+ *addr &= ~(1UL << (nr % BITS_PER_LONG));
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}
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/**
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