4xx_pci.c: add error checking, fix GCC 4.6 build warning
Fix:
4xx_pci.c: In function 'pci_init_board':
4xx_pci.c:855:6: warning: variable 'busno' set but not used
[-Wunused-but-set-variable]
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
diff --git a/arch/powerpc/cpu/ppc4xx/4xx_pci.c b/arch/powerpc/cpu/ppc4xx/4xx_pci.c
index 80b0c1c..2ca355b 100644
--- a/arch/powerpc/cpu/ppc4xx/4xx_pci.c
+++ b/arch/powerpc/cpu/ppc4xx/4xx_pci.c
@@ -707,7 +707,7 @@
#endif /* CONFIG_SYS_PCI_MASTER_INIT */
#if defined(CONFIG_SYS_PCI_MASTER_INIT) || defined(CONFIG_SYS_PCI_TARGET_INIT)
-int pci_440_init (struct pci_controller *hose)
+static int pci_440_init (struct pci_controller *hose)
{
int reg_num = 0;
@@ -859,7 +859,9 @@
* is selected.
*/
#if defined(CONFIG_SYS_PCI_MASTER_INIT) || defined(CONFIG_SYS_PCI_TARGET_INIT)
- busno = pci_440_init (&ppc440_hose);
+ busno = pci_440_init(&ppc440_hose);
+ if (busno < 0)
+ return;
#endif
#if (defined(CONFIG_440SPE) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT)) && \