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authorkiyohara <kiyohara@NetBSD.org>2006-06-12 16:07:33 +0000
committerkiyohara <kiyohara@NetBSD.org>2006-06-12 16:07:33 +0000
commit19d35b313547d8dabec5bf7ea20f1fed2800a181 (patch)
tree3b5ef1776e9b346640b108629f1b61dd09f80e64 /sys
parent34440af2fcae6a9347d4a325e63db0986a2fdd2a (diff)
It necessary to mask to validate bits.
Diffstat (limited to 'sys')
-rw-r--r--sys/dev/i2c/lm75.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/dev/i2c/lm75.c b/sys/dev/i2c/lm75.c
index c5ec22c4ff6..c2f2c7cec4d 100644
--- a/sys/dev/i2c/lm75.c
+++ b/sys/dev/i2c/lm75.c
@@ -1,4 +1,4 @@
-/* $NetBSD: lm75.c,v 1.9 2006/05/17 00:10:54 kiyohara Exp $ */
+/* $NetBSD: lm75.c,v 1.10 2006/06/12 16:07:33 kiyohara Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@@ -326,7 +326,7 @@ lmtemp_decode_lm77(const uint8_t *buf)
* D11 - D3 : Bit8(MSB) - Bit0
*/
temp = (int8_t)buf[0];
- temp = (temp << 5) | (buf[1] >> 3);
+ temp = (temp << 5) | ((buf[1] >> 3) & 0x1f);
/* Temp is given in 1/2 deg. C, we convert to uK. */
val = temp * 500000 + 273150000;