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-rw-r--r--drivers/w1/w1.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index 312cf3220f1..8a9c4282250 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -516,6 +516,7 @@ static void w1_slave_found(unsigned long data, u64 rn)
struct w1_reg_num *tmp;
int family_found = 0;
struct w1_master *dev;
+ u64 rn_le = cpu_to_le64(rn);
dev = w1_search_master(data);
if (!dev) {
@@ -544,10 +545,8 @@ static void w1_slave_found(unsigned long data, u64 rn)
slave_count++;
}
- rn = cpu_to_le64(rn);
-
if (slave_count == dev->slave_count &&
- rn && ((le64_to_cpu(rn) >> 56) & 0xff) == w1_calc_crc8((u8 *)&rn, 7)) {
+ rn && ((rn >> 56) & 0xff) == w1_calc_crc8((u8 *)&rn_le, 7)) {
w1_attach_slave_device(dev, tmp);
}