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authorStephen Kitt <steve@sk2.org>2018-03-10 01:32:11 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-03-13 05:37:20 +0300
commit92eb506262a2a3da9aeaece7017e77490da907dd (patch)
tree1896ed10ae1166a3a01fe52ead7fd5a21540b872 /drivers/scsi/device_handler/scsi_dh_emc.c
parente32ec6579f5b3134cb27cc063c17da0bb8cd29c7 (diff)
downloadlinux-92eb506262a2a3da9aeaece7017e77490da907dd.tar.xz
scsi: device_handler: remove VLAs
In preparation to enabling -Wvla, remove VLAs and replace them with fixed-length arrays instead. scsi_dh_{alua,emc,rdac} use variable-length array declarations to store command blocks, with the appropriate size as determined by COMMAND_SIZE. This patch replaces these with fixed-sized arrays using MAX_COMMAND_SIZE, so that the array size can be determined at compile time. This was prompted by https://lkml.org/lkml/2018/3/7/621 Signed-off-by: Stephen Kitt <steve@sk2.org> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/device_handler/scsi_dh_emc.c')
-rw-r--r--drivers/scsi/device_handler/scsi_dh_emc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh_emc.c b/drivers/scsi/device_handler/scsi_dh_emc.c
index 6a2792f3a37e..95c47909a58f 100644
--- a/drivers/scsi/device_handler/scsi_dh_emc.c
+++ b/drivers/scsi/device_handler/scsi_dh_emc.c
@@ -249,7 +249,7 @@ static int send_trespass_cmd(struct scsi_device *sdev,
struct clariion_dh_data *csdev)
{
unsigned char *page22;
- unsigned char cdb[COMMAND_SIZE(MODE_SELECT)];
+ unsigned char cdb[MAX_COMMAND_SIZE];
int err, res = SCSI_DH_OK, len;
struct scsi_sense_hdr sshdr;
u64 req_flags = REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT |