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 9e02e1c..23e5f86 100644 (file)
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1262,7 +1262,7 @@ 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);
 }