Messages in this thread | | | Date | Mon, 05 Oct 2020 23:19:02 +0000 | From | "Harley A.W. Lorenzo" <> | Subject | Re: [PATCH] usb: host: ehci-sched: avoid possible NULL dereference |
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On Monday, October 5, 2020 5:31 PM, Sudip Mukherjee <sudipm.mukherjee@gmail.com> 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 <hl1998@protonmail.com
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