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authorJustin Tee <justin.tee@broadcom.com>2023-06-01 00:33:19 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2023-06-08 03:20:21 +0200
commitbb26224ed47c8cf7a3507637deb43f9bd466225d (patch)
treeb6772069225e0b8a9b63cf37ca64da798b11c1d0 /drivers/scsi/lpfc
parentscsi: ufs: core: Combine ufshcd_mq_poll_cqe functions (diff)
downloadlinux-bb26224ed47c8cf7a3507637deb43f9bd466225d.tar.xz
linux-bb26224ed47c8cf7a3507637deb43f9bd466225d.zip
scsi: lpfc: Use struct_size() helper
Prefer struct_size() over open-coded versions of idiom: sizeof(struct-with-flex-array) + sizeof(typeof-flex-array-elements) * count where count is the max number of items the flexible array is supposed to contain. Link: https://github.com/KSPP/linux/issues/160 Co-developed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Co-developed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Justin Tee <justin.tee@broadcom.com> Link: https://lore.kernel.org/r/20230531223319.24328-1-justintee8345@gmail.com Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc_ct.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 321806cefede..474834f313a7 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -3748,8 +3748,7 @@ lpfc_vmid_cmd(struct lpfc_vport *vport,
rap->obj[0].entity_id_len = vmid->vmid_len;
memcpy(rap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len);
size = RAPP_IDENT_OFFSET +
- sizeof(struct lpfc_vmid_rapp_ident_list) +
- sizeof(struct entity_id_object);
+ struct_size(rap, obj, be32_to_cpu(rap->no_of_objects));
retry = 1;
break;
@@ -3768,8 +3767,7 @@ lpfc_vmid_cmd(struct lpfc_vport *vport,
dap->obj[0].entity_id_len = vmid->vmid_len;
memcpy(dap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len);
size = DAPP_IDENT_OFFSET +
- sizeof(struct lpfc_vmid_dapp_ident_list) +
- sizeof(struct entity_id_object);
+ struct_size(dap, obj, be32_to_cpu(dap->no_of_objects));
write_lock(&vport->vmid_lock);
vmid->flag &= ~LPFC_VMID_REGISTERED;
write_unlock(&vport->vmid_lock);