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-rw-r--r--arch/mips/include/asm/spinlock.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/include/asm/spinlock.h b/arch/mips/include/asm/spinlock.h
index b4548690ade9..1fca2e0793dc 100644
--- a/arch/mips/include/asm/spinlock.h
+++ b/arch/mips/include/asm/spinlock.h
@@ -263,7 +263,7 @@ static inline void arch_read_unlock(arch_rwlock_t *rw)
if (R10000_LLSC_WAR) {
__asm__ __volatile__(
"1: ll %1, %2 # arch_read_unlock \n"
- " addiu %1, 1 \n"
+ " addiu %1, -1 \n"
" sc %1, %0 \n"
" beqzl %1, 1b \n"
: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)