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authorGustavo A. R. Silva <garsilva@embeddedor.com>2017-03-10 15:39:32 -0600
committerFelipe Balbi <felipe.balbi@linux.intel.com>2017-03-22 11:21:10 +0200
commit1f459262b0e1649a1e5ad12fa4c66eb76c2220ce (patch)
treea1b8add29f385a1146e3b995839d8994f5554e0b /drivers/usb
parentusb: gadget: f_uvc: Sanity check wMaxPacketSize for SuperSpeed (diff)
downloadlinux-dev-1f459262b0e1649a1e5ad12fa4c66eb76c2220ce.tar.xz
linux-dev-1f459262b0e1649a1e5ad12fa4c66eb76c2220ce.zip
usb: gadget: udc: remove pointer dereference after free
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/udc/pch_udc.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index a97da645c1b9..8a365aad66fe 100644
--- 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(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;