From d6d0cb659fda64430d4649f8680c5cead32da8fd Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Marczykowski-G=C3=B3recki?=
 <marmarek@invisiblethingslab.com>
Date: Tue, 7 Jun 2022 16:30:10 +0200
Subject: [PATCH] ehci-dbgp: fix selecting n-th ehci controller
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The ehci<n> number was parsed but ignored.

Fixes: 322ecbe4ac85 ("console: add EHCI debug port based serial console")
Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
 xen/drivers/char/ehci-dbgp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/drivers/char/ehci-dbgp.c b/xen/drivers/char/ehci-dbgp.c
index 16c8ff394d..92c588ec0a 100644
--- a/xen/drivers/char/ehci-dbgp.c
+++ b/xen/drivers/char/ehci-dbgp.c
@@ -1480,7 +1480,7 @@ void __init ehci_dbgp_init(void)
         unsigned int num = 0;
 
         if ( opt_dbgp[4] )
-            simple_strtoul(opt_dbgp + 4, &e, 10);
+            num = simple_strtoul(opt_dbgp + 4, &e, 10);
 
         dbgp->cap = find_dbgp(dbgp, num);
         if ( !dbgp->cap )
-- 
2.30.2