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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR11MB4252.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0e56a12b-db52-4b4a-4b36-08db290ffc1b X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Mar 2023 06:54:43.3640 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: uwehF+nex5c7bVen4O3o5WDEfADOgn/JB0TjjojfU1VJapmumSeZH1n9l/+SstGCnO1lNr1a1PvDcc9TgZAiug== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR11MB7988 X-OriginatorOrg: intel.com X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Hi, > -----Original Message----- > From: Huang, Wei > Sent: Friday, March 17, 2023 4:44 AM > To: dev@dpdk.org; thomas@monjalon.net; david.marchand@redhat.com > Cc: stable@dpdk.org; Xu, Rosen ; Zhang, Tianfei > ; Zhang, Qi Z ; Huang, Wei > > Subject: [PATCH v1] bus/ifpga: fix issue of accessing null address >=20 > In function ifpga_scan_one(), variable 'path' is NULL if device argument > 'afu_bts' is not set, subsequent string copy with 'path' would lead to > segmentation fault. >=20 > Fixes: 6fa4aa2b3645 ("bus/ifpga: fix forcing optional devargs") > Cc: stable@dpdk.org >=20 > Signed-off-by: Wei Huang > --- > drivers/bus/ifpga/ifpga_bus.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) >=20 > diff --git a/drivers/bus/ifpga/ifpga_bus.c b/drivers/bus/ifpga/ifpga_bus.= c > index bb943b5..07e316b 100644 > --- a/drivers/bus/ifpga/ifpga_bus.c > +++ b/drivers/bus/ifpga/ifpga_bus.c > @@ -135,6 +135,8 @@ struct rte_afu_device * > goto end; > } > afu_pr_conf.pr_enable =3D 1; > + strlcpy(afu_pr_conf.bs_path, path, > + sizeof(afu_pr_conf.bs_path)); > } else { > afu_pr_conf.pr_enable =3D 0; > } > @@ -174,7 +176,6 @@ struct rte_afu_device * > rawdev->dev_ops->dev_start(rawdev)) > goto end; >=20 > - strlcpy(afu_pr_conf.bs_path, path, sizeof(afu_pr_conf.bs_path)); > if (rawdev->dev_ops && > rawdev->dev_ops->firmware_load && > rawdev->dev_ops->firmware_load(rawdev, > -- > 1.8.3.1 Acked-by: Rosen Xu