typec_partner_register_altmode returns ERR_PTR. Reset the pointer
altmode to NULL on failure.
Signed-off-by: Kyle Tso <kyletso@xxxxxxxxxx>
---
drivers/usb/typec/tcpm/tcpm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 82b19ebd7838..a6d4b03ec250 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -1061,9 +1061,11 @@ static void tcpm_register_partner_altmodes(struct tcpm_port *port)
for (i = 0; i < modep->altmodes; i++) {
altmode = typec_partner_register_altmode(port->partner,
&modep->altmode_desc[i]);
- if (!altmode)
+ if (IS_ERR(altmode)) {
tcpm_log(port, "Failed to register partner SVID 0x%04x",
modep->altmode_desc[i].svid);
+ altmode = NULL;
+ }
port->partner_altmode[i] = altmode;
}
}
--
2.27.0.389.gc38d7665816-goog
