debuggers.hg

changeset 3546:ba0bfd97ed0f

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bitkeeper revision 1.1159.212.31 (41f52831-7xkHV9BTxL0wcBF2Ad-aQ)

Added a minor amount of hypercall argument validation to do_boot_vcpu()
Signed-off-by: michael.fetterman@cl.cam.ac.uk
author mafetter@fleming.research
date Mon Jan 24 16:54:09 2005 +0000 (2005-01-24)
parents 6b76ae4b9ea7
children ee14f9496f5b
files xen/common/domain.c
line diff
     1.1 --- a/xen/common/domain.c	Mon Jan 24 16:47:08 2005 +0000
     1.2 +++ b/xen/common/domain.c	Mon Jan 24 16:54:09 2005 +0000
     1.3 @@ -305,8 +305,8 @@ long do_boot_vcpu(unsigned long vcpu, fu
     1.4      int rc = 0;
     1.5      full_execution_context_t *c;
     1.6  
     1.7 -    if ( d->exec_domain[vcpu] != NULL )
     1.8 -        return EINVAL;
     1.9 +    if ( (vcpu >= MAX_VIRT_CPUS) || (d->exec_domain[vcpu] != NULL) )
    1.10 +        return -EINVAL;
    1.11  
    1.12      if ( alloc_exec_domain_struct(d, vcpu) == NULL )
    1.13          return -ENOMEM;