From e5d5ed4b20821cbab128802daad16c386400d6de Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Sat, 29 Oct 2011 09:38:31 +0000 Subject: [PATCH] 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 Cc: Stefan Roese Acked-by: Stefan Roese --- arch/powerpc/cpu/ppc4xx/4xx_pci.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) 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 @@ void pci_master_init(struct pci_controller *hose) #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 @@ void pci_init_board(void) * 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)) && \ -- 2.7.4