SCSI: esas2r: Make structure default_sas_nvram constant
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Message ID 20190819075019.692-1-nishkadg.linux@gmail.com
State Deferred
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Series
  • SCSI: esas2r: Make structure default_sas_nvram constant
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Commit Message

Nishka Dasgupta Aug. 19, 2019, 7:50 a.m. UTC
Static structure default_sas_nvram, of type esas2r_sas_nvram, is used
only when copied to a local variable; it is never modified itself. Hence
make it constant to protect it from unintended modification.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
---
 drivers/scsi/esas2r/esas2r_flash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
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diff --git a/drivers/scsi/esas2r/esas2r_flash.c b/drivers/scsi/esas2r/esas2r_flash.c
index 7bd376d95ed5..f8414b5a26fa 100644
--- a/drivers/scsi/esas2r/esas2r_flash.c
+++ b/drivers/scsi/esas2r/esas2r_flash.c
@@ -54,7 +54,7 @@ 
 
 #define ESAS2R_FS_DRVR_VER 2
 
-static struct esas2r_sas_nvram default_sas_nvram = {
+static const struct esas2r_sas_nvram default_sas_nvram = {
 	{ 'E',	'S',  'A',  'S'			     }, /* signature          */
 	SASNVR_VERSION,                                 /* version            */
 	0,                                              /* checksum           */