From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: [PATCH] i2c: dev: fix potential memory leak in i2cdev_ioctl_rdwr Date: Mon, 27 May 2019 20:59:58 +0200 Message-ID: <20190527185958.GB8808@kunai> References: <1557238832-10723-1-git-send-email-yingjoe.chen@mediatek.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="TRYliJ5NKNqkz5bu" Return-path: Content-Disposition: inline In-Reply-To: <1557238832-10723-1-git-send-email-yingjoe.chen@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Yingjoe Chen Cc: Jean Delvare , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com List-Id: linux-i2c@vger.kernel.org --TRYliJ5NKNqkz5bu Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 07, 2019 at 10:20:32PM +0800, Yingjoe Chen wrote: > If I2C_M_RECV_LEN check failed, msgs[i].buf allocated by memdup_user > will not be freed. Pump index up so it will be freed. >=20 > Fixes: 838bfa6049fb ("i2c-dev: Add support for I2C_M_RECV_LEN") > Signed-off-by: Yingjoe Chen Nice catch. Applied to for-current, thanks! --TRYliJ5NKNqkz5bu Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAlzsM60ACgkQFA3kzBSg KbbrPg//afgtgokT56fLVAUimGKtp43xzDIQTphV9hSrj6qPYR0k56cR1pHzIusn 2CI1BMettrTAASHv6klyeQcSJzoNDEJLwc3zWgPnMEARpTOaqc7IeptQfS0qNMkJ a83IE5Wvhl/w8dDINSxGqXOiMOIsYQ1fVHXYxB+9iaWM2ptxsCidWl5G+6hXUTn1 wW3icZKaPALroV+TlvlyFIp1D+WhkrgWf/Dt2t5xe4kvnO4Z7dAvdBKvzMh9ns61 zR/F9g0j8044RWSPzIm/uw7yvoamv+haq2f6P6k8aEvlt/R4HnsWSB440uZinZvy JGjn+XskfNUny0rQsWn7L8b7Avigx5bJSS5DCNeL8TUSIu4qCaBv3GSJAMd/IId4 u8Hfs2efh3xVY8szRzl3Cw2UT92Alhg5Y0+IQK2iSeEovnKiH9asyQU7FPbDLEeO L10vkNMEKz1WsAOmDr+MTf7qjER6sYoECehEnn2doOE9Cvsy2K8OmrLXZ5lnQ4zl w30FOYcZWdohFjMBYFOtZbL785pReQ/5dAPJlNUNPdbWU3FMfNhtylcbhCc4KJVV Yu0NvSTfN0fKHtfEpdB6VTsecRw7tjZogVXUvoecos8SKRd+J6n18j0QXBeR2BRx kUdKKAQWKwTi9U/bFlwHsXGW0yJRJL8w8Z6utUXJ/xPmNXnQsRI= =VNJn -----END PGP SIGNATURE----- --TRYliJ5NKNqkz5bu--