From: Himanshu Jha <himanshujha199640@gmail.com>
Date: Wed, 11 Oct 2017 21:06:14 +0530
Subject: scsi: be2iscsi: Use kasprintf
Git-commit: d38c9a803b42d19d125aff586dfaac77b5702d05
Patch-mainline: v4.15-rc1
References: bsc#1104738,FATE#325914
Use kasprintf instead of combination of kmalloc and sprintf. Also,
remove BEISCSI_MSI_NAME macro used to specify size of string as
kasprintf handles size computations.
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Reviewed-by: Kyle Fortin <kyle.fortin@oracle.com>
Reviewed-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Lee Duncan <lduncan@suse.com>
---
drivers/scsi/be2iscsi/be_main.c | 12 +++++-------
drivers/scsi/be2iscsi/be_main.h | 2 --
2 files changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 7561e1332257..1db21b657800 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -818,15 +818,14 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba)
if (pcidev->msix_enabled) {
for (i = 0; i < phba->num_cpus; i++) {
- phba->msi_name[i] = kzalloc(BEISCSI_MSI_NAME,
- GFP_KERNEL);
+ phba->msi_name[i] = kasprintf(GFP_KERNEL,
+ "beiscsi_%02x_%02x",
+ phba->shost->host_no, i);
if (!phba->msi_name[i]) {
ret = -ENOMEM;
goto free_msix_irqs;
}
- sprintf(phba->msi_name[i], "beiscsi_%02x_%02x",
- phba->shost->host_no, i);
ret = request_irq(pci_irq_vector(pcidev, i),
be_isr_msix, 0, phba->msi_name[i],
&phwi_context->be_eq[i]);
@@ -839,13 +838,12 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba)
goto free_msix_irqs;
}
}
- phba->msi_name[i] = kzalloc(BEISCSI_MSI_NAME, GFP_KERNEL);
+ phba->msi_name[i] = kasprintf(GFP_KERNEL, "beiscsi_mcc_%02x",
+ phba->shost->host_no);
if (!phba->msi_name[i]) {
ret = -ENOMEM;
goto free_msix_irqs;
}
- sprintf(phba->msi_name[i], "beiscsi_mcc_%02x",
- phba->shost->host_no);
ret = request_irq(pci_irq_vector(pcidev, i), be_isr_mcc, 0,
phba->msi_name[i], &phwi_context->be_eq[i]);
if (ret) {
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index 9bc7ef973ee1..42bb6bdb68bd 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -153,8 +153,6 @@
#define PAGES_REQUIRED(x) \
((x < PAGE_SIZE) ? 1 : ((x + PAGE_SIZE - 1) / PAGE_SIZE))
-#define BEISCSI_MSI_NAME 20 /* size of msi_name string */
-
#define MEM_DESCR_OFFSET 8
#define BEISCSI_DEFQ_HDR 1
#define BEISCSI_DEFQ_DATA 0