> Hi Linus, please apply - maintainer cc:ed for info.
>
> Reiserfs emits a warning about strchr being defined but not
> used. I finally tracked down the reason for this.
> gcc - when seeing strstr(x, "%") recognized that the second parameter
> is a char, and therefore uses strchr instead of strstr.
> The workaround to avoid the warning is to replace the call
> to strstr with strchr - which is OK.
>
> This hides the warning, and brings us down to 6 warnings for a
> make defconfig bzImage.
>
> Sam
Good job finding this, several others have looked and never found what
was causing it. Is this gcc behaviour documented anywhere? What other
surprises are there?
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