powerpc/eeh: Drop redundant spinlock initialization

slot_errbuf_lock has declared and initialized by DEFINE_SPINLOCK,
so we don't need to spin_lock_init again, drop it.

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1652232476-9696-1-git-send-email-baihaowen@meizu.com

diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c
index 73ae912..1b0c901 100644 (file)
--- a/arch/powerpc/platforms/pseries/eeh_pseries.c
+++ b/arch/powerpc/platforms/pseries/eeh_pseries.c
@@ -847,8 +847,7 @@ static int __init eeh_pseries_init(void)
                return -EINVAL;
        }
 
-       /* Initialize error log lock and size */
-       spin_lock_init(&slot_errbuf_lock);
+       /* Initialize error log size */
        eeh_error_buf_size = rtas_token("rtas-error-log-max");
        if (eeh_error_buf_size == RTAS_UNKNOWN_SERVICE) {
                pr_info("%s: unknown EEH error log size\n",