ilo-pona/xv6-65oo2
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thanks mataness

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This commit is contained in:
Frans Kaashoek 2018-08-30 13:30:50 -04:00
parent 26108a3b99
commit 171c2cc6b8
1 changed files with 3 additions and 1 deletions
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4
vm.c
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@ -332,8 +332,10 @@ copyuvm(pde_t *pgdir, uint sz)
if((mem = kalloc()) == 0)
goto bad;
memmove(mem, (char*)P2V(pa), PGSIZE);
if(mappages(d, (void*)i, PGSIZE, V2P(mem), flags) < 0)
if(mappages(d, (void*)i, PGSIZE, V2P(mem), flags) < 0) {
kfree(mem);
goto bad;
}
}
return d;