[PATCH] usb: typec: Fix fast_role_swap_current show function

From: Pavan Holla
Date: Mon Jun 05 2023 - 16:40:22 EST


The current implementation mistakenly performs a & operation on
the output of sysfs_emit. This patch performs the & operation before
calling sysfs_emit.

Series-to: LKML <linux-kernel@xxxxxxxxxxxxxxx>
Signed-off-by: Pavan Holla <pholla@xxxxxxxxxxxx>
---
drivers/usb/typec/pd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/typec/pd.c b/drivers/usb/typec/pd.c
index 0bcde1ff4d39..8cc66e4467c4 100644
--- a/drivers/usb/typec/pd.c
+++ b/drivers/usb/typec/pd.c
@@ -95,7 +95,7 @@ peak_current_show(struct device *dev, struct device_attribute *attr, char *buf)
static ssize_t
fast_role_swap_current_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- return sysfs_emit(buf, "%u\n", to_pdo(dev)->pdo >> PDO_FIXED_FRS_CURR_SHIFT) & 3;
+ return sysfs_emit(buf, "%u\n", (to_pdo(dev)->pdo >> PDO_FIXED_FRS_CURR_SHIFT) & 3);
}
static DEVICE_ATTR_RO(fast_role_swap_current);

--
2.41.0.rc0.172.g3f132b7071-goog