Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-03-23 Thread Lorenzo Pieralisi
On Tue, Jan 19, 2021 at 03:25:10PM +0530, Shradha Todi wrote: > > -Original Message- > > From: Leon Romanovsky > > Subject: Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for - > > >get_features() > > > > On Tue, Jan 12, 2021

RE: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-27 Thread Shradha Todi
> -Original Message- > From: Leon Romanovsky > Subject: Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for - > >get_features() > > On Tue, Jan 19, 2021 at 03:25:10PM +0530, Shradha Todi wrote: > > > -Original Message- > > > F

Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-19 Thread Leon Romanovsky
On Tue, Jan 19, 2021 at 03:25:10PM +0530, Shradha Todi wrote: > > -Original Message- > > From: Leon Romanovsky > > Subject: Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for - > > >get_features() > > > > On Tue, Jan 12, 2021

RE: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-19 Thread Shradha Todi
> -Original Message- > From: Leon Romanovsky > Subject: Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for - > >get_features() > > On Tue, Jan 12, 2021 at 07:32:25PM +0530, Shradha Todi wrote: > > get_features ops of pci_epc_ops may return

Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-12 Thread Leon Romanovsky
On Tue, Jan 12, 2021 at 07:32:25PM +0530, Shradha Todi wrote: > get_features ops of pci_epc_ops may return NULL, causing NULL pointer > dereference in pci_epf_test_bind function. Let us add a check for > pci_epc_feature pointer in pci_epf_test_bind before we access it to avoid > any such NULL

Re: [PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-12 Thread Kishon Vijay Abraham I
On 12/01/21 7:32 pm, Shradha Todi wrote: > get_features ops of pci_epc_ops may return NULL, causing NULL pointer > dereference in pci_epf_test_bind function. Let us add a check for > pci_epc_feature pointer in pci_epf_test_bind before we access it to avoid > any such NULL pointer dereference

[PATCH v4] PCI: endpoint: Fix NULL pointer dereference for ->get_features()

2021-01-12 Thread Shradha Todi
get_features ops of pci_epc_ops may return NULL, causing NULL pointer dereference in pci_epf_test_bind function. Let us add a check for pci_epc_feature pointer in pci_epf_test_bind before we access it to avoid any such NULL pointer dereference and return -ENOTSUPP in case pci_epc_feature is not