Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [PATCH][next] powerpc/powernv/sriov: perform null check on iov before dereferencing iov | Date | Mon, 03 Jul 2023 15:26:58 +1000 |
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On Thu, 08 Jun 2023 10:58:49 +0100, Colin Ian King wrote: > Currently pointer iov is being dereferenced before the null check of iov > which can lead to null pointer dereference errors. Fix this by moving the > iov null check before the dereferencing. > > Detected using cppcheck static analysis: > linux/arch/powerpc/platforms/powernv/pci-sriov.c:597:12: warning: Either > the condition '!iov' is redundant or there is possible null pointer > dereference: iov. [nullPointerRedundantCheck] > num_vfs = iov->num_vfs; > ^ > > [...]
Applied to powerpc/next.
[1/1] powerpc/powernv/sriov: perform null check on iov before dereferencing iov https://git.kernel.org/powerpc/c/f4f913c980bc6abe0ccfe88fe3909c125afe4a2d
cheers
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