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riscv: extable: use ex for exception_table_entry

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The var name "fixup" is a bit confusing, since this is a
exception_table_entry. Use "ex" instead  to refer to an entire entry.
In subsequent patches we'll use `fixup` to refer to the fixup
field specifically.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Jisheng Zhang 2021-11-18 19:24:42 +08:00 • committed by Palmer Dabbelt
parent ef127bca11
commit 4c2e7ce8b9
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1 changed files with 5 additions and 5 deletions
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10
arch/riscv/mm/extable.c
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@ -13,15 +13,15 @@
bool fixup_exception(struct pt_regs *regs) bool fixup_exception(struct pt_regs *regs)
{ {
const struct exception_table_entry *fixup; const struct exception_table_entry *ex;
fixup = search_exception_tables(regs->epc); ex = search_exception_tables(regs->epc);
if (!fixup) if (!ex)
return false; return false;
if (regs->epc >= BPF_JIT_REGION_START && regs->epc < BPF_JIT_REGION_END) if (regs->epc >= BPF_JIT_REGION_START && regs->epc < BPF_JIT_REGION_END)
return rv_bpf_fixup_exception(fixup, regs); return rv_bpf_fixup_exception(ex, regs);
regs->epc = (unsigned long)&fixup->fixup + fixup->fixup; regs->epc = (unsigned long)&ex->fixup + ex->fixup;
return true; return true;
} }