riscv: check for kernel config option in t-head memory types errata

[linux-2.6-microblaze.git] / arch / riscv / errata / thead / errata.c

diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c
index a6f4bd8..902e124 100644 (file)
--- a/arch/riscv/errata/thead/errata.c
+++ b/arch/riscv/errata/thead/errata.c
@@ -17,6 +17,9 @@
 static bool errata_probe_pbmt(unsigned int stage,
                              unsigned long arch_id, unsigned long impid)
 {
+       if (!IS_ENABLED(CONFIG_ERRATA_THEAD_PBMT))
+               return false;
+
        if (arch_id != 0 || impid != 0)
                return false;