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Message-ID: <20110209094434.3928bf26@lxorguk.ukuu.org.uk> Date: Wed, 9 Feb 2011 09:44:34 +0000 From: Alan Cox <alan@...rguk.ukuu.org.uk> To: "Jayson R. King" <dev@...sonking.com> Cc: LKML <linux-kernel@...r.kernel.org>, Stable team <stable@...nel.org> Subject: Re: 2.6.27.58-rc1 build error Re: [PATCH 21/23] hvc_console: Fix race between hvc_close and hvc_remove On Tue, 08 Feb 2011 21:20:42 -0600 "Jayson R. King" <dev@...sonking.com> wrote: > drivers/char/hvc_console.c: In function 'hvc_open': > drivers/char/hvc_console.c:315: error: implicit declaration of function > 'tty_kref_get' > drivers/char/hvc_console.c:324: warning: assignment makes pointer from > integer without a cast > drivers/char/hvc_console.c:341: error: implicit declaration of function > 'tty_kref_put' > drivers/char/hvc_console.c: In function 'hvc_poll': > drivers/char/hvc_console.c:558: warning: assignment makes pointer from > integer without a cast > drivers/char/hvc_console.c: In function 'hvc_remove': > drivers/char/hvc_console.c:759: warning: assignment makes pointer from > integer without a cast > > I don't see a tty_kref_get or tty_kref_put on 2.6.27. Those functions > first appeared in 2.6.28. Correct - for 2.6.27 I don't think you *can* make the tty layer non-exploitable without a major backport Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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