From 231159f33436326c97fd5f05a1926cae3e5b7885 Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Fri, 5 Aug 2022 12:32:14 +0100 Subject: [PATCH] scsi: message: fusion: Remove redundant variable iocnum Variable iocnum is assigned a value that is never read, the assignment and hence the variable are redundant can be removed. Also update the comment to reflect the correct name of the variable being updated. Cleans up clang-scan warning: drivers/message/fusion/mptctl.c:641:8: warning: Although the value stored to 'iocnum' is used in the enclosing expression, the value is never actually read from 'iocnum' [deadcode.DeadStores] Link: https://lore.kernel.org/r/20220805113214.2339022-1-colin.i.king@gmail.com Signed-off-by: Colin Ian King Signed-off-by: Martin K. Petersen --- drivers/message/fusion/mptctl.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index f9ee957072c3..52c7020c9d19 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -620,7 +620,6 @@ __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { mpt_ioctl_header __user *uhdr = (void __user *) arg; mpt_ioctl_header khdr; - int iocnum; unsigned iocnumX; int nonblock = (file->f_flags & O_NONBLOCK); int ret; @@ -634,12 +633,11 @@ __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } ret = -ENXIO; /* (-6) No such device or address */ - /* Verify intended MPT adapter - set iocnum and the adapter + /* Verify intended MPT adapter - set iocnumX and the adapter * pointer (iocp) */ iocnumX = khdr.iocnum & 0xFF; - if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) || - (iocp == NULL)) + if ((mpt_verify_adapter(iocnumX, &iocp) < 0) || (iocp == NULL)) return -ENODEV; if (!iocp->active) {