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authorGustavo A. R. Silva <garsilva@embeddedor.com>2017-03-10 15:39:32 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-25 14:22:10 +0100
commite598cdd240a071888dd8ac485233b5da7a609f29 (patch)
treed16f26b5803b5e67e66d33a2ea79bdbbe780733a /drivers/usb/gadget
parent0c8496bfdb0e69fb91152af253b29946b148da7f (diff)
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>
Diffstat (limited to 'drivers/usb/gadget')
-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 7a04157ff579..2806457b4748 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -1534,7 +1534,6 @@ 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;