Re: [Valgrind-users] Strange behaviour with both 1.9.x and 1.0.x

[Philippe E. <ph...@wa...>]

Sebastian wrote:
 > Hi,
 >

 > unsigned int
 > be_random (unsigned int max)
 > {
 >         unsigned int    tmp;
 >
 >
 >         if (rand_fd == -1)
 >                 be_randinit ();
 >
 >         read (rand_fd, &tmp, sizeof (tmp));
 >
 >         /* 0 denotes special 0 to 2^32 - 1 range
 > 	 */
 >         if (max == 0)
 >                 return (tmp);
 >
 >         return (tmp % max);
 > }


 > In any case, there is no way for be_random to return without defining 
%eax.

if read fails tmp is not initialized

regards,
Philippe Elie