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Char: mxser, ratelimit ioctl warning

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The GET_MAJOR ioctl prints out a warning, make it ratelimited.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiri Slaby 2008-07-29 22:33:38 -07:00 committed by Linus Torvalds
parent bd673c7c3b
commit 8f3d137e0d
1 changed files with 4 additions and 2 deletions
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6
drivers/char/mxser.c
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@ -1612,8 +1612,10 @@ static int mxser_ioctl_special(unsigned int cmd, void __user *argp)
switch (cmd) {
case MOXA_GET_MAJOR:
printk(KERN_WARNING "mxser: '%s' uses deprecated ioctl %x, fix "
"your userspace\n", current->comm, cmd);
if (printk_ratelimit())
printk(KERN_WARNING "mxser: '%s' uses deprecated ioctl "
"%x (GET_MAJOR), fix your userspace\n",
current->comm, cmd);
return put_user(ttymajor, (int __user *)argp);
case MOXA_CHKPORTENABLE: