h63xx: nfs mount works, gpe image boots to ts config screen.

[linux-2.6-omap-h63xx.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 74f4d158022ec00ae1d405596fdbb5bb465c88b5..d4855a682ab622863f85352a5353bd45fa1440e4 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -175,7 +175,8 @@ int __vm_enough_memory(struct mm_struct *mm, long pages, int cap_sys_admin)
 
        /* Don't let a single process grow too big:
           leave 3% of the size of this process for other processes */
-       allowed -= mm->total_vm / 32;
+       if (mm)
+               allowed -= mm->total_vm / 32;
 
        /*
         * cast `allowed' as a signed long because vm_committed_space
@@ -1703,7 +1704,7 @@ find_extend_vma(struct mm_struct *mm, unsigned long addr)
        vma = find_vma_prev(mm, addr, &prev);
        if (vma && (vma->vm_start <= addr))
                return vma;
-       if (expand_stack(prev, addr))
+       if (!prev || expand_stack(prev, addr))
                return NULL;
        if (prev->vm_flags & VM_LOCKED) {
                if (mlock_vma_pages_range(prev, addr, prev->vm_end) < 0)