[PATCH][next] Input: serio_raw: Fix uninitialized variable 'written'

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The variable written is not initialized and subsequent increments of the
variable are using an uninitialized value. Fix this by initializating it
at the start of the function.

Fixes: 5b53a9d40c4f ("Input: serio_raw - use guard notation for locks and other resources")
Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>
---
 drivers/input/serio/serio_raw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index e058fef07f57..4d6395088986 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -185,7 +185,7 @@ static ssize_t serio_raw_write(struct file *file, const char __user *buffer,
 {
 	struct serio_raw_client *client = file->private_data;
 	struct serio_raw *serio_raw = client->serio_raw;
-	int written;
+	int written = 0;
 	unsigned char c;
 
 	scoped_guard(mutex_intr, &serio_raw_mutex) {
-- 
2.39.5





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