Messages in this thread Patch in this message | | | From | Michael Thalmeier <> | Subject | [PATCH] usb: chipidea: debug: check before accessing ci_role | Date | Thu, 18 May 2017 16:14:14 +0200 |
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ci_role BUGs when the role is >= CI_ROLE_END.
Signed-off-by: Michael Thalmeier <michael.thalmeier@hale.at> --- drivers/usb/chipidea/debug.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c index 6d23eed..1c31e8a 100644 --- a/drivers/usb/chipidea/debug.c +++ b/drivers/usb/chipidea/debug.c @@ -294,7 +294,8 @@ static int ci_role_show(struct seq_file *s, void *data) { struct ci_hdrc *ci = s->private; - seq_printf(s, "%s\n", ci_role(ci)->name); + if (ci->role != CI_ROLE_END) + seq_printf(s, "%s\n", ci_role(ci)->name); return 0; } -- 2.9.2
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