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Merge "usb: xhci: Fix NULL pointer dereference as part of queue"

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qctecmdr 2020-04-22 22:25:53 -07:00 • committed by Gerrit - the friendly Code Review server
commit 51b69900bc
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/host/xhci-ring.c
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@ -3305,8 +3305,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
/* New sg entry */
--num_sgs;
sent_len -= block_len;
if (num_sgs != 0) {
sg = sg_next(sg);
sg = sg_next(sg);
if (num_sgs != 0 && sg) {
block_len = sg_dma_len(sg);
addr = (u64) sg_dma_address(sg);
addr += sent_len;