Device Drivers Which Include mkdir("/dev")

[Gedare Bloom]

On Thu, Feb 18, 2021 at 8:56 AM Joel Sherrill <joel at rtems.org> wrote:
>
> Hi
>
> There are a lot of Coverity issues related to device drivers which call mkdir("/dev") and ignore the return value. My first thought was that they should have (void) added since /dev could have been created by an earlier driver.
>
> Then it occurred to me that libcsupport/src/base_fs.c includes mkdir("/dev") and a fatal error if it cannot create it.
>
> Doesn't this mean that every call to mkdir("/dev") in a BSP or device driver is redundant? They should be removed since the base FS contents are always in place before any device drivers are called.
>
> Thoughts?
>

Seems reasonable. You could probably add an assert that /dev exists.

> --joel
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