linux-kernel - [PATCH 1/1] x86:mm:return -ENOMEM if kzalloc() fails

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Message-Id: <1504765607-23548-1-git-send-email-allen.lkml@gmail.com>
Date:   Thu,  7 Sep 2017 11:56:47 +0530
From:   Allen Pais <allen.lkml@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     x86@...nel.org, Allen Pais <allen.lkml@...il.com>
Subject: [PATCH 1/1] x86:mm:return -ENOMEM if kzalloc() fails

 Currently on failure the value returned from kzalloc() is -1.
It should return -ENOMEM.

Signed-off-by: Allen Pais <allen.lkml@...il.com>
---
 arch/x86/mm/kmmio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index afc47f5..eb74b8a 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -385,7 +385,7 @@ static int add_kmmio_fault_page(unsigned long addr)
 
 	f = kzalloc(sizeof(*f), GFP_ATOMIC);
 	if (!f)
-		return -1;
+		return -ENOMEM;
 
 	f->count = 1;
 	f->addr = addr;
-- 
2.7.4