Reduce or add spaces to clean up code style.
Clean up comment style.
No functional changes here.

Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
---
 lib/raid6/recov_s390xc.c | 36 ++++++++++++++++++++----------------
 1 file changed, 20 insertions(+), 16 deletions(-)

diff --git a/lib/raid6/recov_s390xc.c b/lib/raid6/recov_s390xc.c
index 487018f81192..f1b329ab0229 100644
--- a/lib/raid6/recov_s390xc.c
+++ b/lib/raid6/recov_s390xc.c
@@ -27,26 +27,28 @@ static void raid6_2data_recov_s390xc(int disks, size_t bytes, int faila,
 	const u8 *qmul;		/* Q multiplier table (for both) */
 	int i;
 
-	p = (u8 *)ptrs[disks-2];
-	q = (u8 *)ptrs[disks-1];
-
-	/* Compute syndrome with zero for the missing data pages
-	   Use the dead data pages as temporary storage for
-	   delta p and delta q */
+	p = (u8 *)ptrs[disks - 2];
+	q = (u8 *)ptrs[disks - 1];
+
+	/*
+	 * Compute syndrome with zero for the missing data pages
+	 * Use the dead data pages as temporary storage for
+	 * delta p and delta q
+	 */
 	dp = (u8 *)ptrs[faila];
 	ptrs[faila] = raid6_get_zero_page();
-	ptrs[disks-2] = dp;
+	ptrs[disks - 2] = dp;
 	dq = (u8 *)ptrs[failb];
 	ptrs[failb] = raid6_get_zero_page();
-	ptrs[disks-1] = dq;
+	ptrs[disks - 1] = dq;
 
 	raid6_call.gen_syndrome(disks, bytes, ptrs);
 
 	/* Restore pointer table */
 	ptrs[faila]   = dp;
 	ptrs[failb]   = dq;
-	ptrs[disks-2] = p;
-	ptrs[disks-1] = q;
+	ptrs[disks - 2] = p;
+	ptrs[disks - 1] = q;
 
 	/* Now, pick the proper data tables */
 	pbmul = raid6_gfmul[raid6_gfexi[failb-faila]];
@@ -75,20 +77,22 @@ static void raid6_datap_recov_s390xc(int disks, size_t bytes, int faila,
 	const u8 *qmul;		/* Q multiplier table */
 	int i;
 
-	p = (u8 *)ptrs[disks-2];
-	q = (u8 *)ptrs[disks-1];
+	p = (u8 *)ptrs[disks - 2];
+	q = (u8 *)ptrs[disks - 1];
 
-	/* Compute syndrome with zero for the missing data page
-	   Use the dead data page as temporary storage for delta q */
+	/*
+	 * Compute syndrome with zero for the missing data page
+	 * Use the dead data page as temporary storage for delta q
+	 */
 	dq = (u8 *)ptrs[faila];
 	ptrs[faila] = raid6_get_zero_page();
-	ptrs[disks-1] = dq;
+	ptrs[disks - 1] = dq;
 
 	raid6_call.gen_syndrome(disks, bytes, ptrs);
 
 	/* Restore pointer table */
 	ptrs[faila]   = dq;
-	ptrs[disks-1] = q;
+	ptrs[disks - 1] = q;
 
 	/* Now, pick the proper data tables */
 	qmul  = raid6_gfmul[raid6_gfinv[raid6_gfexp[faila]]];
-- 
2.34.1