[PATCH]: driver_madwifi.c null ptr dereference fix
j at w1.fi
Sun Nov 18 12:05:31 EST 2007
On Wed, Oct 10, 2007 at 03:26:49PM -0700, Ted Merrill wrote:
> In tracking down a null ptr dereference fix by Atheros engineers
> (separately fixed by others in hostapd), i came across some
> possible null pointer dereferences in debugging statements.
> Attached is patch.
> You might be inspired to look through the rest of the file for
> similar issues... i would but i'm not sure where NULL ptrs would
> be expected.
I went through the remaining MAC2STR() uses in the file and did not find
cases that would be called with NULL pointer.
> For extra credit, it would be nice if it were documented via comments
> whenever an NULL pointer was an acceptable argument value and
> what it meant.
This is certainly the goal for the driver interfaces. hostapd is quite a
bit behind on this when compared to wpa_supplicant, but this will
hopefully be resolved eventually.
Jouni Malinen PGP id EFC895FA
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