Re: [PATCH v8 1/3] riscv: io: avoid null-pointer arithmetic in PIO helpers
Paul Walmsley <[email protected]>
| Newsgroups | org.kernel.vger.linux-arch,dev.linux.lists.llvm,org.infradead.lists.linux-riscv,org.kernel.vger.bpf,org.kernel.vger.linux-kernel,org.kvack.linux-mm |
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| Message-ID | <[email protected]> |
On Fri, 3 Jul 2026, Yunhui Cui wrote: > When port I/O is not supported, exposing the port-string helpers is both > unnecessary and can make clang diagnose null-pointer arithmetic from the > PCI_IOBASE based address expression. Keep the MMIO string helpers > available as before, but only provide the port I/O variants when > CONFIG_HAS_IOPORT is enabled. > > Signed-off-by: Yunhui Cui <[email protected]> > Reviewed-by: Arnd Bergmann <[email protected]> Thanks, queued for v7.2-rc. - Paul