[SCSI] qla2xxx: Use pci_try_set_mwi().

As the "must-check" return-value of pci_set_msi() is never
really checked.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 622cf8f..3c5fcf8 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -129,14 +129,13 @@ qla2x00_initialize_adapter(scsi_qla_host_t *ha)
 int
 qla2100_pci_config(scsi_qla_host_t *ha)
 {
-       int ret;
        uint16_t w;
        uint32_t d;
        unsigned long flags;
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 
        pci_set_master(ha->pdev);
-       ret = pci_set_mwi(ha->pdev);
+       pci_try_set_mwi(ha->pdev);
 
        pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
        w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
@@ -164,7 +163,6 @@ qla2100_pci_config(scsi_qla_host_t *ha)
 int
 qla2300_pci_config(scsi_qla_host_t *ha)
 {
-       int             ret;
        uint16_t        w;
        uint32_t        d;
        unsigned long   flags = 0;
@@ -172,7 +170,7 @@ qla2300_pci_config(scsi_qla_host_t *ha)
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 
        pci_set_master(ha->pdev);
-       ret = pci_set_mwi(ha->pdev);
+       pci_try_set_mwi(ha->pdev);
 
        pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
        w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
@@ -250,14 +248,13 @@ qla2300_pci_config(scsi_qla_host_t *ha)
 int
 qla24xx_pci_config(scsi_qla_host_t *ha)
 {
-       int ret;
        uint16_t w;
        uint32_t d;
        unsigned long flags = 0;
        struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
 
        pci_set_master(ha->pdev);
-       ret = pci_set_mwi(ha->pdev);
+       pci_try_set_mwi(ha->pdev);
 
        pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
        w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);