| From foo@baz Thu Dec 21 09:02:40 CET 2017 |
| From: "Gustavo A. R. Silva" <garsilva@embeddedor.com> |
| Date: Fri, 10 Mar 2017 15:39:32 -0600 |
| Subject: usb: gadget: udc: remove pointer dereference after free |
| |
| From: "Gustavo A. R. Silva" <garsilva@embeddedor.com> |
| |
| |
| [ Upstream commit 1f459262b0e1649a1e5ad12fa4c66eb76c2220ce ] |
| |
| Remove pointer dereference after free. |
| |
| Addresses-Coverity-ID: 1091173 |
| Acked-by: Michal Nazarewicz <mina86@mina86.com> |
| Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> |
| Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com> |
| Signed-off-by: Sasha Levin <alexander.levin@verizon.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| --- |
| drivers/usb/gadget/udc/pch_udc.c | 1 - |
| 1 file changed, 1 deletion(-) |
| |
| --- a/drivers/usb/gadget/udc/pch_udc.c |
| +++ b/drivers/usb/gadget/udc/pch_udc.c |
| @@ -1523,7 +1523,6 @@ static void pch_udc_free_dma_chain(struc |
| td = phys_to_virt(addr); |
| addr2 = (dma_addr_t)td->next; |
| pci_pool_free(dev->data_requests, td, addr); |
| - td->next = 0x00; |
| addr = addr2; |
| } |
| req->chain_len = 1; |
