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-rw-r--r--src/thread/__timedwait.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/thread/__timedwait.c b/src/thread/__timedwait.c
index b38ea990..28b777bc 100644
--- a/src/thread/__timedwait.c
+++ b/src/thread/__timedwait.c
@@ -17,7 +17,7 @@ int __timedwait(volatile int *addr, int val, clockid_t clk, const struct timespe
 		if (to.tv_sec < 0) return ETIMEDOUT;
 	}
 	if (priv) priv = 128; priv=0;
-	r = __syscall(__NR_futex, (long)addr, FUTEX_WAIT | priv, val, at ? (long)&to : 0);
+	r = -__syscall(__NR_futex, (long)addr, FUTEX_WAIT | priv, val, at ? (long)&to : 0);
 	if (r == ETIMEDOUT) return r;
 	return 0;
 }