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-rw-r--r--drivers/w1/w1_io.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c
index 0d15b0eaf79..5139c25ca96 100644
--- a/drivers/w1/w1_io.c
+++ b/drivers/w1/w1_io.c
@@ -356,7 +356,9 @@ int w1_reset_select_slave(struct w1_slave *sl)
w1_write_8(sl->master, W1_SKIP_ROM);
else {
u8 match[9] = {W1_MATCH_ROM, };
- memcpy(&match[1], (u8 *)&sl->reg_num, 8);
+ u64 rn = le64_to_cpu(*((u64*)&sl->reg_num));
+
+ memcpy(&match[1], &rn, 8);
w1_write_block(sl->master, match, 9);
}
return 0;