Correct use of REGISTER/UNREGISTER is to check if the token exists
before calling. If we don't we get a "OPAL: Called with bad token 101 !"
error, which is harmless but may be alarming to some.
Signed-off-by: Stewart Smith <stew...@linux.vnet.ibm.com>
---
arch/powerpc/platforms/powernv/opal.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/powernv/opal.c
b/arch/powerpc/platforms/powernv/opal.c
index f10b9ec..84ff20c 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -665,6 +665,9 @@ static void __init opal_dump_region_init(void)
uint64_t size;
int rc;
+ if (!opal_check_token(OPAL_REGISTER_DUMP_REGION))
+ return;
+
/* Register kernel log buffer */
addr = log_buf_addr_get();
size = log_buf_len_get();
@@ -795,7 +798,8 @@ void opal_shutdown(void)
}
/* Unregister memory dump region */
- opal_unregister_dump_region(OPAL_DUMP_REGION_LOG_BUF);
+ if (opal_check_token(OPAL_UNREGISTER_DUMP_REGION))
+ opal_unregister_dump_region(OPAL_DUMP_REGION_LOG_BUF);
}
/* Export this so that test modules can use it */
--
1.7.10.4
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