diff mbox series

[v0,37/42] sparc: Check notifier registration return value

Message ID 20211108101157.15189-38-bp@alien8.de
State New
Headers show
Series None | expand

Commit Message

Borislav Petkov Nov. 8, 2021, 10:11 a.m. UTC 
From: Borislav Petkov <bp@suse.de>

Avoid homegrown notifier registration checks.

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: sparclinux@vger.kernel.org
---
 arch/sparc/kernel/sstate.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Comments

David Miller Nov. 8, 2021, 7:59 p.m. UTC | #1 
From: Borislav Petkov <bp@alien8.de>
Date: Mon,  8 Nov 2021 11:11:52 +0100

> From: Borislav Petkov <bp@suse.de>
> 
> Avoid homegrown notifier registration checks.
> 
> No functional changes.
> 
> Signed-off-by: Borislav Petkov <bp@suse.de>

Acked-by: David S. Miller <davem@davemloft.net>
diff mbox series

Patch

diff --git a/arch/sparc/kernel/sstate.c b/arch/sparc/kernel/sstate.c
index 3bcc4ddc6911..4e29e8977609 100644
--- a/arch/sparc/kernel/sstate.c
+++ b/arch/sparc/kernel/sstate.c
@@ -106,8 +106,10 @@  static int __init sstate_init(void)
 
 	do_set_sstate(HV_SOFT_STATE_TRANSITION, booting_msg);
 
-	atomic_notifier_chain_register(&panic_notifier_list,
-				       &sstate_panic_block);
+	if (atomic_notifier_chain_register(&panic_notifier_list,
+					   &sstate_panic_block))
+		pr_warn("Soft state panic notifier already registered\n");
+
 	register_reboot_notifier(&sstate_reboot_notifier);
 
 	return 0;