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scsi: be2iscsi: Use kasprintf

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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 <[email protected]>
Reviewed-by: Kyle Fortin <[email protected]>
Reviewed-by: Jitendra Bhivare <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
This commit is contained in:
Himanshu Jha 2017-10-11 21:06:14 +05:30 • committed by Martin K. Petersen
commit d38c9a803b
2 changed files with 5 additions and 9 deletions
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12
drivers/scsi/be2iscsi/be_main.c
View file

@ -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) {

2
drivers/scsi/be2iscsi/be_main.h
View file

@ -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