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SubjectRe: [PATCH] wext: handle NULL exta data in iwe_stream_add_point better
On Wed, 2017-01-11 at 15:35 +0100, Arnd Bergmann wrote:
> gcc-7 complains that wl3501_cs passes NULL into a function that
> then uses the argument as the input for memcpy:
> drivers/net/wireless/wl3501_cs.c: In function 'wl3501_get_scan':
> include/net/iw_handler.h:559:3: error: argument 2 null where non-null
> expected [-Werror=nonnull]
>    memcpy(stream + point_len, extra, iwe->;

I love wext ;-)

> This works fine here because iwe-> is guaranteed to be
> NULL, and the memcpy doesn't actually have an effect.

I think you mean 0, not NULL, but I can fix that when I apply it.


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