lib: remove redundant assignment to variable ret

The variable ret is being assigned a value that is never read.  If the
for-loop is entered then ret is immediately re-assigned a new value.  If
the for-loop is not executed ret is never read.  The assignment is
redundant and can be removed.

Link: https://lkml.kernel.org/r/20211230134557.83633-1-colin.i.king@gmail.com
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/asn1_encoder.c b/lib/asn1_encoder.c
index 27bbe89..0fd3c45 100644 (file)
--- a/lib/asn1_encoder.c
+++ b/lib/asn1_encoder.c
@@ -164,8 +164,6 @@ asn1_encode_oid(unsigned char *data, const unsigned char *end_data,
 
        data_len -= 3;
 
-       ret = 0;
-
        for (i = 2; i < oid_len; i++) {
                ret = asn1_encode_oid_digit(&d, &data_len, oid[i]);
                if (ret < 0)