Commit cc77cb86 authored Mar 10, 2017 by Gustavo A. R. Silva Committed by Greg Kroah-Hartman Dec 25, 2017

usb: gadget: udc: remove pointer dereference after free




[ 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>

parent af2dec74

drivers/usb/gadget/udc/pch_udc.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1533,7 +1533,6 @@ static void pch_udc_free_dma_chain(struct pch_udc_dev *dev,
		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;