CVE ID:	CVE-2021-47184
Description:	In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL ptr dereference on VSI filter sync Remove the reason of null pointer dereference in sync VSI filters. Added new I40E_VSI_RELEASING flag to signalize deleting and releasing of VSI resources to sync this thread with sync filters subtask. Without this patch it is possible to start update the VSI filter list after VSI is removed, that's causing a kernel oops.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-47184 https://git.kernel.org/stable/c/37d9e304acd903a445df8208b8a13d707902dea6 https://git.kernel.org/stable/c/37d9e304acd903a445df8208b8a13d707902dea6 https://git.kernel.org/stable/c/78f2a9e831f9610e3655a0be5e675e1aa2472089 https://git.kernel.org/stable/c/78f2a9e831f9610e3655a0be5e675e1aa2472089 https://git.kernel.org/stable/c/87c421ab4a43433cb009fea44bbbc77f46913e1d https://git.kernel.org/stable/c/87c421ab4a43433cb009fea44bbbc77f46913e1d https://git.kernel.org/stable/c/c30162da91327e4cdf7cd03079f096bb3654738c https://git.kernel.org/stable/c/c30162da91327e4cdf7cd03079f096bb3654738c https://git.kernel.org/stable/c/e91e8427a1e1633a0261e3bb0201c836ac5b3890 https://git.kernel.org/stable/c/e91e8427a1e1633a0261e3bb0201c836ac5b3890 https://git.kernel.org/stable/c/f866513ead4370402428ef724b03c3312295c178 https://git.kernel.org/stable/c/f866513ead4370402428ef724b03c3312295c178