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authorAustin Clements <[email protected]>2011-09-02 14:11:16 -0400
committerAustin Clements <[email protected]>2011-09-02 14:11:16 -0400
commitcf7b6702934018bfbf6955c3d413ac43024a96ad (patch)
tree292a54d4c26169ada50d6060897cfa7b486b1a33 /vm.c
parent82bb0b56c62b3595d04e6224a67397f221298166 (diff)
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Make mappages fit on the page
Diffstat (limited to 'vm.c')
-rw-r--r--vm.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/vm.c b/vm.c
index 181b376..9a099bf 100644
--- a/vm.c
+++ b/vm.c
@@ -77,8 +77,7 @@ mappages(pde_t *pgdir, void *va, uint size, uint pa,
a = (char *) PGROUNDDOWN((uint) va);
last = (char *) PGROUNDDOWN(((uint) va) + size - 1);
for(;;){
- pte = walkpgdir(pgdir, a, alloc);
- if(pte == 0)
+ if((pte = walkpgdir(pgdir, a, alloc) == 0)
return -1;
if(*pte & PTE_P)
panic("remap");