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Omit needless call to rnd_getmore in rnd_extract_data. 

The only remaining caller -- rnd_extract -- already does it.
This commit is contained in:
riastradh 2016-02-17 01:01:42 +00:00
parent 3d1bee43d3
commit 4242e92df8
1 changed files with 2 additions and 8 deletions
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10
sys/kern/kern_rndq.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_rndq.c,v 1.77 2016/02/17 00:57:36 riastradh Exp $ */
/* $NetBSD: kern_rndq.c,v 1.78 2016/02/17 01:01:42 riastradh Exp $ */
/*-
* Copyright (c) 1997-2013 The NetBSD Foundation, Inc.
@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_rndq.c,v 1.77 2016/02/17 00:57:36 riastradh Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_rndq.c,v 1.78 2016/02/17 01:01:42 riastradh Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@ -1232,12 +1232,6 @@ rnd_extract_data(void *p, uint32_t len, uint32_t flags)
retval = rndpool_extract_data(&rnd_global.pool, p, len, flags);
mutex_spin_exit(&rnd_global.lock);
if (entropy_count < (RND_ENTROPY_THRESHOLD * 2 + len) * NBBY) {
rnd_printf_verbose("rnd: empty, asking for %d bytes\n",
(int)(howmany((RND_POOLBITS - entropy_count), NBBY)));
rnd_getmore(howmany((RND_POOLBITS - entropy_count), NBBY));
}
return retval;
}