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xr_usb_serial_common: fix compilation warning

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Add patch fixing compilation warning due to unused function.
Fix compilation warning:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c: In function 'xr_usb_serial_ctrl_irq':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c:261:28: error: unused variable 'tty' [-Werror=unused-variable]
  261 |         struct tty_struct *tty;
      |                            ^~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c: In function 'xr_usb_serial_process_read_urb':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c:393:28: error: unused variable 'tty' [-Werror=unused-variable]
  393 |         struct tty_struct *tty;
      |                            ^~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c: In function 'xr_usb_serial_softint':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c:468:28: error: unused variable 'tty' [-Werror=unused-variable]
  468 |         struct tty_struct *tty;
      |                            ^~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c: In function 'xr_usb_serial_reset_resume':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/usb-serial-xr_usb_serial_common-2022-03-30-ecc6ebe0/xr_usb_serial_common-1a/xr_usb_serial_common.c:1634:28: error: unused variable 'tty' [-Werror=unused-variable]
 1634 |         struct tty_struct *tty;
      |                            ^~~
cc1: all warnings being treated as errors

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
This commit is contained in:
Christian Marangi
2023-05-14 16:48:38 +02:00
parent 7118a45a9b
commit 25ef8616f0
1 changed files with 42 additions and 0 deletions
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42
libs/xr_usb_serial_common/patches/100-fix-compilation-warning-unused-function.patch Normal file
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@@ -0,0 +1,42 @@
--- a/xr_usb_serial_common-1a/xr_usb_serial_common.c
+++ b/xr_usb_serial_common-1a/xr_usb_serial_common.c
@@ -258,7 +258,9 @@ static void xr_usb_serial_ctrl_irq(struct urb *urb)
{
struct xr_usb_serial *xr_usb_serial = urb->context;
struct usb_cdc_notification *dr = urb->transfer_buffer;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 9, 0)
struct tty_struct *tty;
+#endif
unsigned char *data;
int newctrl;
int retval;
@@ -390,7 +392,9 @@ static int xr_usb_serial_submit_read_urbs(struct xr_usb_serial *xr_usb_serial, g
}
static void xr_usb_serial_process_read_urb(struct xr_usb_serial *xr_usb_serial, struct urb *urb)
{
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 9, 0)
struct tty_struct *tty;
+#endif
if (!urb->actual_length)
return;
#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 9, 0)
@@ -465,7 +469,9 @@ static void xr_usb_serial_write_bulk(struct urb *urb)
static void xr_usb_serial_softint(struct work_struct *work)
{
struct xr_usb_serial *xr_usb_serial = container_of(work, struct xr_usb_serial, work);
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 9, 0)
struct tty_struct *tty;
+#endif
dev_vdbg(&xr_usb_serial->data->dev, "%s\n", __func__);
#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 9, 0)
@@ -1631,7 +1637,9 @@ err_out:
static int xr_usb_serial_reset_resume(struct usb_interface *intf)
{
struct xr_usb_serial *xr_usb_serial = usb_get_intfdata(intf);
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 9, 0)
struct tty_struct *tty;
+#endif
if (tty_port_initialized(&xr_usb_serial->port)){
#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 9, 0)
tty_port_tty_hangup(&xr_usb_serial->port, false);