Messages in this thread | | | Subject | Re: [PATCH] wext: handle NULL exta data in iwe_stream_add_point better | From | Johannes Berg <> | Date | Wed, 11 Jan 2017 15:38:42 +0100 |
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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->u.data.length);
I love wext ;-)
> This works fine here because iwe->u.data.length 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.
johannes
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