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Fri, 10 Jun 2022 17:15:22 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas2p1.samsung.com (KnoxPortal) with ESMTPA id 20220610081522epcas2p1bff7fcad5bf93d5b05b8d01dad6793e0~3NFOs4Yvo2888328883epcas2p1b; Fri, 10 Jun 2022 08:15:22 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20220610081522epsmtrp10a39c80c05c8b09afb5992538534afd0~3NFOsMhvI2304823048epsmtrp1I; Fri, 10 Jun 2022 08:15:22 +0000 (GMT) X-AuditID: b6c32a48-47fff700000025de-16-62a2fd9a96cd Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id DB.02.08924.99DF2A26; Fri, 10 Jun 2022 17:15:21 +0900 (KST) Received: from KORCO082417 (unknown [10.229.8.121]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20220610081521epsmtip19abbe1a8fc44efa89ea6b41340797757~3NFOjD_x52561225612epsmtip1o; Fri, 10 Jun 2022 08:15:21 +0000 (GMT) From: "Chanho Park" To: "'Alim Akhtar'" , , Cc: , , In-Reply-To: <20220610070547.71193-1-alim.akhtar@samsung.com> Subject: RE: [PATCH -next] phy: samsung-ufs: fix NULL pointer dereference Date: Fri, 10 Jun 2022 17:15:21 +0900 Message-ID: <000001d87ca2$3ac0f520$b042df60$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQJNUr2mveM3EJGNpu0kIdNV5dOukgIPmyx5rE4hWXA= Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupnk+LIzCtJLcpLzFFi42LZdljTQnfW30VJBof+K1g8mLeNzaLvxUNm i8u75rBZTFj1jcVi0dYv7BY775xgdmDz2LSqk83jzrU9bB6bl9R79G1ZxejxeZNcAGtUtk1G amJKapFCal5yfkpmXrqtkndwvHO8qZmBoa6hpYW5kkJeYm6qrZKLT4CuW2YO0AFKCmWJOaVA oYDE4mIlfTubovzSklSFjPziElul1IKUnALzAr3ixNzi0rx0vbzUEitDAwMjU6DChOyMaTdX MBe8Zq84fWs6ewPjIbYuRk4OCQETiX07n7N3MXJxCAnsYJRoX3WXEcL5xCjx/d1RJgjnM6PE xwOfWGBaDk9oYoNI7GKUePv/ClT/C0aJz2v7wQazCehLvOzYxgpiiwgUSDQe/cwEYjMLREo0 Pt8ANolTwFbiRucndhBbWMBTYsW7e0A2BweLgKrEx8OlICavgKXEh7e1IBW8AoISJ2c+YYGY oi2xbOFrZoh7FCR+Pl0GtclKYsKeFqgaEYnZnW1QNa0cEp+nC0PYLhJzvu2CigtLvDq+hR3C lpJ42d8GZRdLLJ31Cex5CYEGRonL235Bw8tYYtazdkaQ25gFNCXW79IHMSUElCWO3IJayyfR cfgvO0SYV6KjTQiiUV3iwPbp0BCUleie85l1AqPSLCSPzULy2CwkD8xC2LWAkWUVo1hqQXFu emqxUYEJPKqT83M3MYJTppbHDsbZbz/oHWJk4mA8xCjBwawkwhtwe1GSEG9KYmVValF+fFFp TmrxIUZTYEBPZJYSTc4HJu28knhDE0sDEzMzQ3MjUwNzJXFer5QNiUIC6YklqdmpqQWpRTB9 TBycUg1Mrbu/Fi9mjXCzClRu3xGmLmMhlyaVV5kysSvuB2NwtoezncKXmrsLM04UvVQSC630 C5neZpfCmigQIbDzzY2o024bpzWu7Xgs/i5kxuxHpd3745ROynqtDs7q2cNh889C7554L/8N /7bNO+o05La7dW02OZC7UuNY5fqjK2/XPvnCmT83Pjx5dTZT4XzVwJbAjp9HS5dzGy79dKF0 r5CY67Y/mRkRDzn7buleDp976YGF4IPNVhwu/+YdK7ZatnJRieziDwdbdG6HPb9jItfMoiZn 4/9XNeKmd8WvmvRNQZtl8l+Zr+nJeuxhce7b5kbRvxG+pl8WqdeflXZdMSXBLdShZ1VBkXmV ayVTqRJLcUaioRZzUXEiANxOSl0iBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrFLMWRmVeSWpSXmKPExsWy7bCSnO6sv4uSDB4KWDyYt43Nou/FQ2aL y7vmsFlMWPWNxWLR1i/sFjvvnGB2YPPYtKqTzePOtT1sHpuX1Hv0bVnF6PF5k1wAaxSXTUpq TmZZapG+XQJXxoYNpxgLrrFXrP3Xx9LAuJqti5GTQ0LAROLwhCYgm4tDSGAHo8TpMy9YIBKy Es/e7WCHsIUl7rccYYUoesYocfXkQrAiNgF9iZcd21hBbBGBIok368+CTWUWiJZY9HsLWI2Q QB+jxJOTZSA2p4CtxI3OT2BDhQU8JVa8uwdkc3CwCKhKfDxcCmLyClhKfHhbC1LBKyAocXLm ExaIidoST28+hbOXLXzNDHGagsTPp8ugLrCSmLCnBapGRGJ2ZxvzBEbhWUhGzUIyahaSUbOQ tCxgZFnFKJlaUJybnltsWGCUl1quV5yYW1yal66XnJ+7iREcPVpaOxj3rPqgd4iRiYPxEKME B7OSCG/A7UVJQrwpiZVVqUX58UWlOanFhxilOViUxHkvdJ2MFxJITyxJzU5NLUgtgskycXBK NTBNYQzbevVD/Q7h3bb2Ovu165br3w89u5r7JHeUjuQygaAFZx/9nrNU6NoHwaIFDId2dUSc cI1J3nUrxi121wUu/pY679TsxTwPd6nH8eY8e7fn6O2L+9YK1D0KDKp6fd9++lG24AUSwi5b 0zv36J5zXKbUb1Z+ONDkfO3CS2Wr197/MGH1fClnT7uZCtazLvZ/SfBOMp3i8uWdQGn1irNl Znr6Z5Zf7nbQEt5nHtR35ly83kV9Lfk3FtYqe44yOrCvVV6348n7p9P0+hQ9lRI5YuVf5Cz5 9Ttqpqla0vNbcrnc3R/Ftc9OnrQp6czmFL7XqyPf7AmoLRZzuPDvW8S+xmWPpxdId89uXi10 bnapEktxRqKhFnNRcSIA9f25YA0DAAA= X-CMS-MailID: 20220610081522epcas2p1bff7fcad5bf93d5b05b8d01dad6793e0 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20220610070811epcas5p3c62ef9ad9c82092deac59ff9be896677 References: <20220610070547.71193-1-alim.akhtar@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Subject: =5BPATCH -next=5D phy: samsung-ufs: fix NULL pointer dereference >=20 > commit f86c1d0a58b1f63a (=22phy: samsung: ufs: remove drvdata from struct > samsung_ufs_phy=22) >=20 > removes _drvdata_ initialization which resulting in NULL pointer > dereferencing in samsung_ufs_phy_wait_for_lock_acq(). Fix this by > initializing drvdata. >=20 > The said commit also duplicate =22has_symbol_clk=22 both in drvdata struc= t and > in samsung_ufs_phy struct, let's go back and use only one =22has_symbol_c= lk=22. >=20 > Fixes: f86c1d0a58b1 phy: samsung: ufs: remove drvdata from struct > samsung_ufs_phy This might be conflicted when you apply your patch. https://lore.kernel.org/linux-phy/20220610072924.12362-3-alim.akhtar=40sams= ung.com/T/=23u When I created my patch, it was not existing so my previous patch make sens= e. If you get back drvdata for your patch, please drop this =22fixes tag + pat= ch=22 and put this in your patchset. Best Regards, Chanho Park