[PATCH 04/23] targe/pscsi: fix the warning in pscsi_complete_cmd

[Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>]

This fixes the compilation warning in pscsi_complete_cmd():-

    drivers/target/target_core_pscsi.c: In function ‘pscsi_complete_cmd’:
    drivers/target/target_core_pscsi.c:624:5: warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body]
         ; /* XXX: TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE */
         ^

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
---
 drivers/target/target_core_pscsi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index 3cbc074992bc..689e503e3301 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -620,8 +620,9 @@ static void pscsi_complete_cmd(struct se_cmd *cmd, u8 scsi_status,
 			unsigned char *buf;
 
 			buf = transport_kmap_data_sg(cmd);
-			if (!buf)
+			if (!buf) {
 				; /* XXX: TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE */
+			}
 
 			if (cdb[0] == MODE_SENSE_10) {
 				if (!(buf[3] & 0x80))
-- 
2.22.1