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MIPS: MSP71xx: request_irq() failure ignored in msp_pcibios_config_access()

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Produce an error if request_irq() fails.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: "Ithamar R. Adema" <ithamar.adema@team-embedded.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Roel Kluin 2009-09-18 12:50:11 -07:00 committed by Ralf Baechle
parent c2e3214907
commit 971842677c
1 changed files with 4 additions and 1 deletions
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5
arch/mips/pci/ops-pmcmsp.c
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@ -385,6 +385,7 @@ int msp_pcibios_config_access(unsigned char access_type,
unsigned long intr;
unsigned long value;
static char pciirqflag;
int ret;
#if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
unsigned int vpe_status;
#endif
@ -402,11 +403,13 @@ int msp_pcibios_config_access(unsigned char access_type,
* allocation assigns an interrupt handler to the interrupt.
*/
if (pciirqflag == 0) {
request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
ret = request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
bpci_interrupt,
IRQF_SHARED | IRQF_DISABLED,
"PMC MSP PCI Host",
preg);
if (ret != 0)
return ret;
pciirqflag = ~0;
}