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Message-Id: <1400621665-7746-1-git-send-email-rickard_strandqvist@spectrumdigital.se> Date: Tue, 20 May 2014 23:34:25 +0200 From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> To: Larry Finger <Larry.Finger@...inger.net>, Florian Schilhabel <florian.c.schilhabel@...glemail.com> Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org Subject: [PATCH] staging: rtl8712: usb_intf.c: Fix for possible null pointer dereference There is otherwise a risk of a possible null pointer dereference. Was largely found by using a static code analysis program called cppcheck. Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> --- drivers/staging/rtl8712/usb_intf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index bbd5888..ba74354 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -595,7 +595,7 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf, error: usb_put_dev(udev); usb_set_intfdata(pusb_intf, NULL); - if (padapter->dvobj_deinit != NULL) + if (padapter && padapter->dvobj_deinit != NULL) padapter->dvobj_deinit(padapter); if (pnetdev) free_netdev(pnetdev); -- 1.7.10.4 -- 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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