tty: caif: removed unused function debugfs_tx()

Remove debugfs_tx() which was added when the caif driver was added in
commit 9b27105b4a44 ("net-caif-driver: add CAIF serial driver (ldisc)")
but it has never been used.

Flagged by LLVM 19.1.7 W=1 builds.

Signed-off-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250320-caif-debugfs-tx-v1-1-be5654770088@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index ed3a589def6b1ccd4d94d0468243c87421cf5f5e..90ea3dc0fb109d4e040478b5ff8563bf2b298e3b 100644 (file)
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -126,15 +126,6 @@ static inline void debugfs_rx(struct ser_device *ser, const u8 *data, int size)
        ser->rx_blob.data = ser->rx_data;
        ser->rx_blob.size = size;
 }
-
-static inline void debugfs_tx(struct ser_device *ser, const u8 *data, int size)
-{
-       if (size > sizeof(ser->tx_data))
-               size = sizeof(ser->tx_data);
-       memcpy(ser->tx_data, data, size);
-       ser->tx_blob.data = ser->tx_data;
-       ser->tx_blob.size = size;
-}
 #else
 static inline void debugfs_init(struct ser_device *ser, struct tty_struct *tty)
 {
@@ -151,11 +142,6 @@ static inline void update_tty_status(struct ser_device *ser)
 static inline void debugfs_rx(struct ser_device *ser, const u8 *data, int size)
 {
 }
-
-static inline void debugfs_tx(struct ser_device *ser, const u8 *data, int size)
-{
-}
-
 #endif
 
 static void ldisc_receive(struct tty_struct *tty, const u8 *data,