-Wsometimes-uninitialized in drivers/nvme/host/ioctl.c

[nathanchance]

drivers/nvme/host/ioctl.c:674:6: error: variable 'ret' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized]
        if (ns)
            ^~
drivers/nvme/host/ioctl.c:677:9: note: uninitialized use occurs here
        return ret;
               ^~~
drivers/nvme/host/ioctl.c:674:2: note: remove the 'if' if its condition is always true
        if (ns)
        ^~~~~~~
drivers/nvme/host/ioctl.c:672:9: note: initialize the variable 'ret' to silence this warning
        int ret;
               ^
                = 0
1 error generated.

Patch submitted: https://lore.kernel.org/20220506150357.2443040-1-nathan@kernel.org/

[nathanchance]

The fixup was squashed in and it is available in next-20220509.