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uml: const and other tidying

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This patch also does some improvements for uml code.  Improvements include
dropping unnecessary cast, killing some unnecessary code and still some
constifying for pointers etc..

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
WANG Cong
2008-02-04 22:30:41 -08:00
committed by Linus Torvalds
parent 9226b83847
commit c0a9290ecf
7 changed files with 12 additions and 13 deletions
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arch/um/os-Linux/drivers/tuntap_user.c
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@@ -148,7 +148,7 @@ static int tuntap_open(void *data)
memset(&ifr, 0, sizeof(ifr));
ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
strlcpy(ifr.ifr_name, pri->dev_name, sizeof(ifr.ifr_name));
if (ioctl(pri->fd, TUNSETIFF, (void *) &ifr) < 0) {
if (ioctl(pri->fd, TUNSETIFF, &ifr) < 0) {
err = -errno;
printk(UM_KERN_ERR "TUNSETIFF failed, errno = %d\n",
errno);