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Date: Wed, 25 Apr 2012 15:57:39 +0100 From: "David Laight" <David.Laight@...LAB.COM> To: "David Laight" <David.Laight@...LAB.COM>, "Antonio Quartulli" <ordex@...istici.org>, <davem@...emloft.net> Cc: <netdev@...r.kernel.org>, <b.a.t.m.a.n@...ts.open-mesh.org> Subject: RE: [PATCH 03/15] batman-adv: add biggest_unsigned_int(x) macro > > +/* Returns the biggest unsigned integer with the sizeof x */ > > +#define biggest_unsigned_int(x) (~(x)0) > > Nope - biggest_unsigned_int(unsigned char) is probably 0xffffffff To correct myself, it is actually ((int)(-1)) (ie a signed value). David -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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