3.18-stable review patch. If anyone has any objections, please let me know.
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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 @@ -1533,7 +1533,6 @@ 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;