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riscv/addrenv: Test that satp contents make sense

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Check that satp (the page directory root) is not 0, which means it has
not been set.
This commit is contained in:
Ville Juven
2022-12-22 13:08:35 +02:00
committed by Xiang Xiao
parent 3fd10fd504
commit 5fb3a960f5
1 changed files with 1 additions and 1 deletions
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arch/risc-v/src/common/riscv_addrenv.c
+1 -1
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@@ -685,7 +685,7 @@ ssize_t up_addrenv_heapsize(const group_addrenv_t *addrenv)
int up_addrenv_select(const group_addrenv_t *addrenv, int up_addrenv_select(const group_addrenv_t *addrenv,
save_addrenv_t *oldenv) save_addrenv_t *oldenv)
{ {
DEBUGASSERT(addrenv); DEBUGASSERT(addrenv && addrenv->satp);
if (oldenv) if (oldenv)
{ {
/* Save the old environment */ /* Save the old environment */