From: Colin Ian King Date: Sat, 11 Nov 2023 20:26:56 +0000 (+0000) Subject: USB: misc: iowarrior: remove redundant assignment to variable io_res X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f9cdf40ed66b7abc4fc03c5b47725583e5dc1072;p=linux.git USB: misc: iowarrior: remove redundant assignment to variable io_res The variable io_res is being assigned a value that is never read, it is either being re-assigned a new value that is read later or it's not used depending on the cases in the following switch statement. The assignment is redundant and can be removed. Cleans up clang scan build warning: drivers/usb/misc/iowarrior.c:504:2: warning: Value stored to 'io_res' is never read [deadcode.DeadStores] Signed-off-by: Colin Ian King Link: https://lore.kernel.org/r/20231111202656.339103-1-colin.i.king@gmail.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index 1e3df27bab58f..6d28467ce3522 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -501,7 +501,6 @@ static long iowarrior_ioctl(struct file *file, unsigned int cmd, dev->minor, cmd, arg); retval = 0; - io_res = 0; switch (cmd) { case IOW_WRITE: if (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW24 ||