[PATCH v2 4/4] powerpc/4xx: Delete unnecessary variable initialisations in four functions

[Markus Elfring]

Date: Sat, 25 Mar 2023 16:00:36 +0100

Some local variables will be set to an appropriate value before usage.
Thus omit explicit initialisations at the beginning of these functions.

Signed-off-by: Markus Elfring <elfring at users.sourceforge.net>
---
 arch/powerpc/platforms/4xx/pci.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/platforms/4xx/pci.c b/arch/powerpc/platforms/4xx/pci.c
index 46ba0a4e5b04..6fb7f9c966a6 100644
--- a/arch/powerpc/platforms/4xx/pci.c
+++ b/arch/powerpc/platforms/4xx/pci.c
@@ -323,8 +323,8 @@ static void __init ppc4xx_probe_pci_bridge(struct device_node *np)
 	struct resource rsrc_cfg;
 	struct resource rsrc_reg;
 	struct resource dma_window;
-	struct pci_controller *hose = NULL;
-	void __iomem *reg = NULL;
+	struct pci_controller *hose;
+	void __iomem *reg;
 	const int *bus_range;
 	int primary = 0;

@@ -523,8 +523,8 @@ static void __init ppc4xx_probe_pcix_bridge(struct device_node *np)
 	struct resource rsrc_cfg;
 	struct resource rsrc_reg;
 	struct resource dma_window;
-	struct pci_controller *hose = NULL;
-	void __iomem *reg = NULL;
+	struct pci_controller *hose;
+	void __iomem *reg;
 	const int *bus_range;
 	int big_pim = 0, msi = 0, primary = 0;

@@ -1403,7 +1403,7 @@ static struct ppc4xx_pciex_hwops ppc_476fpe_pcie_hwops __initdata =
 static int __init ppc4xx_pciex_check_core_init(struct device_node *np)
 {
 	static int core_init;
-	int count = -ENODEV;
+	int count;

 	if (core_init++)
 		return 0;
@@ -1905,10 +1905,10 @@ static void __init ppc4xx_configure_pciex_PIMs(struct ppc4xx_pciex_port *port,
 static void __init ppc4xx_pciex_port_setup_hose(struct ppc4xx_pciex_port *port)
 {
 	struct resource dma_window;
-	struct pci_controller *hose = NULL;
+	struct pci_controller *hose;
 	const int *bus_range;
 	int primary = 0, busses;
-	void __iomem *mbase = NULL, *cfg_data = NULL;
+	void __iomem *mbase, *cfg_data = NULL;
 	const u32 *pval;
 	u32 val;

--
2.40.0