lkml.org 
[lkml]   [2017]   [Sep]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Date
Subject[PATCH 3.16 078/233] usb: chipidea: debug: check before accessing ci_role
3.16.48-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Michael Thalmeier <michael.thalmeier@hale.at>

commit 0340ff83cd4475261e7474033a381bc125b45244 upstream.

ci_role BUGs when the role is >= CI_ROLE_END.

Signed-off-by: Michael Thalmeier <michael.thalmeier@hale.at>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/usb/chipidea/debug.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/usb/chipidea/debug.c
+++ b/drivers/usb/chipidea/debug.c
@@ -286,7 +286,8 @@ static int ci_role_show(struct seq_file
{
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;
}
\
 
 \ /
  Last update: 2017-09-10 01:23    [W:1.779 / U:0.192 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site