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Subject[PATCH v2 3/3] usb: typec: Use sysfs_emit_at when concatenating the string
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The buffer address used in sysfs_emit should be aligned to PAGE_SIZE.
Use sysfs_emit_at instead to offset the buffer.

Fixes: a7cff92f0635 ("usb: typec: USB Power Delivery helpers for ports and partners")
Cc: stable@vger.kernel.org
Signed-off-by: Kyle Tso <kyletso@google.com>
---
Update v2:
- Add "Cc: stable@vger.kernel.org"

drivers/usb/typec/class.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index e7312295f8c9..9c1dbf3c00e0 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -1288,9 +1288,9 @@ static ssize_t select_usb_power_delivery_show(struct device *dev,

for (i = 0; pds[i]; i++) {
if (pds[i] == port->pd)
- ret += sysfs_emit(buf + ret, "[%s] ", dev_name(&pds[i]->dev));
+ ret += sysfs_emit_at(buf, ret, "[%s] ", dev_name(&pds[i]->dev));
else
- ret += sysfs_emit(buf + ret, "%s ", dev_name(&pds[i]->dev));
+ ret += sysfs_emit_at(buf, ret, "%s ", dev_name(&pds[i]->dev));
}

buf[ret - 1] = '\n';
--
2.41.0.162.gfafddb0af9-goog
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