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compat_50_sys_aio_suspend: 

- fix the buffer size.
	- use kmem_alloc instead of kmem_zalloc for buffers which we will
	  overwrite soon.
This commit is contained in:
yamt 2009-10-12 23:41:51 +00:00
parent 29e552b036
commit bb529e553e
1 changed files with 5 additions and 5 deletions
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10
sys/compat/common/kern_time_50.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_time_50.c,v 1.9 2009/10/05 23:49:47 rmind Exp $ */
/* $NetBSD: kern_time_50.c,v 1.10 2009/10/12 23:41:51 yamt Exp $ */
/*-
* Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@ -29,7 +29,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_time_50.c,v 1.9 2009/10/05 23:49:47 rmind Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_time_50.c,v 1.10 2009/10/12 23:41:51 yamt Exp $");
#ifdef _KERNEL_OPT
#include "opt_aio.h"
@ -386,13 +386,13 @@ compat_50_sys_aio_suspend(struct lwp *l,
return error;
timespec50_to_timespec(&ts50, &ts);
}
list = kmem_zalloc(nent * sizeof(struct aio_job), KM_SLEEP);
error = copyin(SCARG(uap, list), list, nent * sizeof(struct aiocb));
list = kmem_alloc(nent * sizeof(*list), KM_SLEEP);
error = copyin(SCARG(uap, list), list, nent * sizeof(*list));
if (error)
goto out;
error = aio_suspend1(l, list, nent, SCARG(uap, timeout) ? &ts : NULL);
out:
kmem_free(list, nent * sizeof(struct aio_job));
kmem_free(list, nent * sizeof(*list));
return error;
#else
return ENOSYS;