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vmm: fix getting free range at edge of spaces

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Matheus
2023-05-07 15:08:33 -03:00
parent 46bbf60ce8
commit 9ce8bd25f5
2 changed files with 3 additions and 3 deletions
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kernel-src/mm/vmm.c
+2 -2
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@@ -83,9 +83,9 @@ static vmmspace_t kernelspace = {
// returns a pointer to the space of vaddr
static vmmspace_t *getspace(void *vaddr) {
if (USERSPACE_START <= vaddr && vaddr <= USERSPACE_END)
if (USERSPACE_START <= vaddr && vaddr < USERSPACE_END)
return &_cpu()->vmmctx->space;
else if (KERNELSPACE_START <= vaddr && vaddr <= KERNELSPACE_END)
else if (KERNELSPACE_START <= vaddr && vaddr < KERNELSPACE_END)
return &kernelspace;
else
return NULL;