On Thu, Jul 07, 2022 at 05:26:52PM +0300, Andrey Strachuk wrote: > However, it cannot be NULL because kernel crashes at > line 293 otherwise. > The patch removes useless comparisons. Reviewed-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> Not sure who's going to merge this patch. I guess I can throw it into the pagecache tree if nobody else wants it. > Found by Linux Verification Center (linuxtesting.org) with SVACE. > > Signed-off-by: Andrey Strachuk <strochuk@xxxxxxxxx> > Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") If you really want to be fancy, you can delve into linux-fullhistory and come up with: Fixes: 2b50c6738b500 ("Import 2.3.2") although I bet that breaks a few scripts.