lib/uuid.c: use correct offset in uuid parser

Use '+ 0' and '+ 1' as offsets, like they were intended, instead of
adding to the result.

Fixes: 2b1b0d66704a ("lib/uuid.c: introduce a few more generic helpers")
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/uuid.c b/lib/uuid.c
index e116ae5..37687af 100644 (file)
--- a/lib/uuid.c
+++ b/lib/uuid.c
@@ -106,8 +106,8 @@ static int __uuid_to_bin(const char *uuid, __u8 b[16], const u8 ei[16])
                return -EINVAL;
 
        for (i = 0; i < 16; i++) {
-               int hi = hex_to_bin(uuid[si[i]] + 0);
-               int lo = hex_to_bin(uuid[si[i]] + 1);
+               int hi = hex_to_bin(uuid[si[i] + 0]);
+               int lo = hex_to_bin(uuid[si[i] + 1]);
 
                b[ei[i]] = (hi << 4) | lo;
        }