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Added err value to vma_split

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This commit is contained in:
Bahadir Balban
2009-11-05 13:52:39 +02:00
parent 9b71f2bfe2
commit 74ad567312
1 changed files with 3 additions and 2 deletions
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5
conts/posix/mm0/mm/munmap.c
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@@ -17,6 +17,7 @@ int vma_split(struct vm_area *vma, struct tcb *task,
{
struct vm_area *new;
unsigned long unmap_start = pfn_start, unmap_end = pfn_end;
int err;
/* Allocate an uninitialised vma first */
if (!(new = vma_new(0, 0, 0, 0)))
@@ -46,8 +47,8 @@ int vma_split(struct vm_area *vma, struct tcb *task,
list_insert_tail(&new->list, &vma->list);
/* Unmap the removed portion */
BUG_ON(l4_unmap((void *)__pfn_to_addr(unmap_start),
unmap_end - unmap_start, task->tid) < 0);
BUG_ON((err = l4_unmap((void *)__pfn_to_addr(unmap_start),
unmap_end - unmap_start, task->tid)) < 0);
return 0;
}