linux-kernel - [PATCH] tpm: make const pointer desc a static const array

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Date:   Sat, 27 Nov 2021 17:26:04 +0000
From:   Colin Ian King <colin.i.king@...glemail.com>
To:     Peter Huewe <peterhuewe@....de>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Jason Gunthorpe <jgg@...pe.ca>, linux-integrity@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] tpm: make const pointer desc a static const array

Make const pointer desc a static const array, removes a dereference
and shrinks object code a few bytes.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/char/tpm/tpm_tis_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index b2659a4c4016..649b4229e76e 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -716,7 +716,7 @@ static irqreturn_t tis_int_handler(int dummy, void *dev_id)
 
 static int tpm_tis_gen_interrupt(struct tpm_chip *chip)
 {
-	const char *desc = "attempting to generate an interrupt";
+	static const char desc[] = "attempting to generate an interrupt";
 	u32 cap2;
 	cap_t cap;
 	int ret;
-- 
2.33.1