linux-kernel - [PATCH] media: atomisp: make array idx

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Message-Id: <20220109195129.46118-1-colin.i.king@gmail.com>
Date:   Sun,  9 Jan 2022 19:51:29 +0000
From:   Colin Ian King <colin.i.king@...il.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-media@...r.kernel.org, linux-staging@...ts.linux.dev
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] media: atomisp: make array idx_map static const

Don't populate the read-only array idx_map on the stack but
instead it static const. Also makes the object code a little smaller.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 .../atomisp/pci/isp/kernels/macc/macc1_5/ia_css_macc1_5.host.c  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/macc/macc1_5/ia_css_macc1_5.host.c b/drivers/staging/media/atomisp/pci/isp/kernels/macc/macc1_5/ia_css_macc1_5.host.c
index 562662ab8a44..a70bce1179da 100644
--- a/drivers/staging/media/atomisp/pci/isp/kernels/macc/macc1_5/ia_css_macc1_5.host.c
+++ b/drivers/staging/media/atomisp/pci/isp/kernels/macc/macc1_5/ia_css_macc1_5.host.c
@@ -44,7 +44,7 @@ ia_css_macc1_5_vmem_encode(
     unsigned int size)
 {
 	unsigned int i, j, k, idx;
-	unsigned int idx_map[] = {
+	static const unsigned int idx_map[] = {
 		0, 1, 3, 2, 6, 7, 5, 4, 12, 13, 15, 14, 10, 11, 9, 8
 	};
 
-- 
2.32.0