Re: [PATCH] usb: host: ehci-sched: avoid possible NULL dereference
"Harley A.W. Lorenzo" <[email protected]> Mon, 05 Oct 2020 23:19:02 +0000
| Newsgroups | tech.elisa.lists.linux-safety,org.kernel.vger.linux-kernel,org.kernel.vger.linux-usb |
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On Monday, October 5, 2020 5:31 PM, Sudip Mukherjee <[email protected]> wrote: > find_tt() can return NULL or the error value in ERR_PTR() and > dereferencing the return value without checking for the error can > lead to a possible dereference of NULL pointer or ERR_PTR(). Looks fine to me. There is in fact no checks of the return value before a dereference here, and this solves that. Reviewed-by: Harley A.W. Lorenzo <[email protected]