diff mbox series

[v2,04/28] RAS/CEC: Fix cec_init() prototype

Message ID 20200903203053.3411268-5-samitolvanen@google.com (mailing list archive)
State New, archived
Headers show
Series Add support for Clang LTO | expand

Commit Message

Sami Tolvanen Sept. 3, 2020, 8:30 p.m. UTC 
From: Luca Stefani <luca.stefani.ge1@gmail.com>

late_initcall() expects a function that returns an integer. Update the
function signature to match.

 [ bp: Massage commit message into proper sentences. ]

Fixes: 9554bfe403nd ("x86/mce: Convert the CEC to use the MCE notifier")
Signed-off-by: Luca Stefani <luca.stefani.ge1@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Tested-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lkml.kernel.org/r/20200805095708.83939-1-luca.stefani.ge1@gmail.com
---
 drivers/ras/cec.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

Comments

Kees Cook Sept. 3, 2020, 9:50 p.m. UTC | #1 
On Thu, Sep 03, 2020 at 01:30:29PM -0700, Sami Tolvanen wrote:
> From: Luca Stefani <luca.stefani.ge1@gmail.com>
> 
> late_initcall() expects a function that returns an integer. Update the
> function signature to match.
> 
>  [ bp: Massage commit message into proper sentences. ]
> 
> Fixes: 9554bfe403nd ("x86/mce: Convert the CEC to use the MCE notifier")
> Signed-off-by: Luca Stefani <luca.stefani.ge1@gmail.com>

I don't see this in -next yet (next-20200903), but given Boris's SoB, I
suspect it just hasn't snuck it's way there from -tip. Regardless:

Reviewed-by: Kees Cook <keescook@chromium.org>
diff mbox series

Patch

diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index 569d9ad2c594..6939aa5b3dc7 100644
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -553,20 +553,20 @@  static struct notifier_block cec_nb = {
 	.priority	= MCE_PRIO_CEC,
 };
 
-static void __init cec_init(void)
+static int __init cec_init(void)
 {
 	if (ce_arr.disabled)
-		return;
+		return -ENODEV;
 
 	ce_arr.array = (void *)get_zeroed_page(GFP_KERNEL);
 	if (!ce_arr.array) {
 		pr_err("Error allocating CE array page!\n");
-		return;
+		return -ENOMEM;
 	}
 
 	if (create_debugfs_nodes()) {
 		free_page((unsigned long)ce_arr.array);
-		return;
+		return -ENOMEM;
 	}
 
 	INIT_DELAYED_WORK(&cec_work, cec_work_fn);
@@ -575,6 +575,7 @@  static void __init cec_init(void)
 	mce_register_decode_chain(&cec_nb);
 
 	pr_info("Correctable Errors collector initialized.\n");
+	return 0;
 }
 late_initcall(cec_init);