commit d4a660aafa12646c64eac2081978fb80cddc0e93
author Walter Stoll <walter.stoll@duagon.com> Tue Oct 12 11:01:59 2021 +0000
committer Ramon Fried <rfried.dev@gmail.com> Tue Nov 23 09:57:56 2021 +0200
tree 0a4898d94b5a6132a75465fc408ec359a8e5ba04
parent 0997bb46aa8b8256ccec66f26bc7b2d0e2e60199

net: bootp: Correct VCI string transmission

The VCI string sent during bootp of U-Boot-SPL is corrupt. This is
because the byte counter is not adjusted within the bootp_extended()
function when the VCI string is added. We fix this.

Signed-off-by: Walter Stoll <walter.stoll@duagon.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

net/bootp.c

diff --git a/net/bootp.c b/net/bootp.c
index 655b9cc..58e30cd 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -647,7 +647,7 @@
 	*e++ = (576 - 312 + OPT_FIELD_SIZE) & 0xff;
 #endif
 
-	add_vci(e);
+	e = add_vci(e);
 
 #if defined(CONFIG_BOOTP_SUBNETMASK)
 	*e++ = 1;		/* Subnet mask request */