From: Felipe Balbi <balbi@ti.com>
To: linux-sh@vger.kernel.org
Subject: Re: [PATCH 1/4] usb: renesas_usbhs: gadget: fix NULL pointer dereference in ep_disable()
Date: Wed, 10 Sep 2014 13:49:37 +0000 [thread overview]
Message-ID: <20140910134937.GD667@saruman.home> (raw)
In-Reply-To: <54102904.6060703@renesas.com>
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On Wed, Sep 10, 2014 at 07:33:40PM +0900, Yoshihiro Shimoda wrote:
> This patch fixes an issue that the NULL pointer dereference happens
> when we use g_audio driver. Since the g_audio driver will call
> usb_ep_disable() in afunc_set_alt() before it calls usb_ep_enable(),
> the uep->pipe of renesas usbhs driver will be NULL. So, this patch
> adds a condition to avoid the oops.
>
> Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com>
> Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Which commit does this fix ? Do we need a Cc: stable ?
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balbi
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next prev parent reply other threads:[~2014-09-10 13:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-10 10:33 [PATCH 1/4] usb: renesas_usbhs: gadget: fix NULL pointer dereference in ep_disable() Yoshihiro Shimoda
2014-09-10 13:49 ` Felipe Balbi [this message]
2014-09-10 23:56 ` Kuninori Morimoto
2014-09-11 0:18 ` Yoshihiro Shimoda
2014-09-11 0:23 ` Yoshihiro Shimoda
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