From: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Date: Thu, 4 Jun 2020 07:13:29 +0000 (-0700)
Subject: blktrace: fix endianness in get_pdu_int()
X-Git-Tag: v5.7.6~146
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=5c26339664aade506046f15896fc417759b7b986;p=thirdparty%2Fkernel%2Fstable.git

blktrace: fix endianness in get_pdu_int()

[ Upstream commit 71df3fd82e7cccec7b749a8607a4662d9f7febdd ]

In function get_pdu_len() replace variable type from __u64 to
__be64. This fixes sparse warning.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index c6d59a457f50c..cba2093edee22 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1256,7 +1256,7 @@ static inline __u16 t_error(const struct trace_entry *ent)
 
 static __u64 get_pdu_int(const struct trace_entry *ent, bool has_cg)
 {
-	const __u64 *val = pdu_start(ent, has_cg);
+	const __be64 *val = pdu_start(ent, has_cg);
 	return be64_to_cpu(*val);
 }