Commit bd2e8f0a authored by Michael Thalmeier's avatar Michael Thalmeier Committed by Greg Kroah-Hartman

usb: chipidea: debug: check before accessing ci_role

commit 0340ff83 upstream.

ci_role BUGs when the role is >= CI_ROLE_END.
Signed-off-by: default avatarMichael Thalmeier <michael.thalmeier@hale.at>
Signed-off-by: default avatarPeter Chen <peter.chen@nxp.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 942dcb0f
......@@ -295,6 +295,7 @@ static int ci_role_show(struct seq_file *s, void *data)
{
struct ci_hdrc *ci = s->private;
if (ci->role != CI_ROLE_END)
seq_printf(s, "%s\n", ci_role(ci)->name);
return 0;
......
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