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| author | Dave Airlie <airlied@redhat.com> | 2017-06-16 13:58:27 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-06-16 13:58:27 +1000 |
| commit | 925344ccc91d7a7fd84cab2dece1c34bbd86fd8c (patch) | |
| tree | bd4110dc5a3b70a5674b9d6d5340cc1889f5d6e8 /drivers/usb/chipidea/core.c | |
| parent | a6821698918a579e7219d706092e83f367f01ba2 (diff) | |
| parent | 32c1431eea4881a6b17bd7c639315010aeefa452 (diff) | |
BackMerge tag 'v4.12-rc5' into drm-next
Linux 4.12-rc5 for nouveau fixes
Diffstat (limited to 'drivers/usb/chipidea/core.c')
| -rw-r--r-- | drivers/usb/chipidea/core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 9e217b1361ea..fe4fe2440729 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -843,7 +843,10 @@ static ssize_t ci_role_show(struct device *dev, struct device_attribute *attr, { struct ci_hdrc *ci = dev_get_drvdata(dev); - return sprintf(buf, "%s\n", ci_role(ci)->name); + if (ci->role != CI_ROLE_END) + return sprintf(buf, "%s\n", ci_role(ci)->name); + + return 0; } static ssize_t ci_role_store(struct device *dev, |