ARM: tegra: pcie: 0 -> NULL changes

Fixes:

arch/arm/mach-tegra/pcie.c:465:10: warning: Using plain integer as NULL pointer

Signed-off-by: Olof Johansson <olof@lixom.net>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/arch/arm/mach-tegra/pcie.c b/arch/arm/mach-tegra/pcie.c
index f7c89ee5a7e21fe4c1eda0397d6721877b0c216a..f5aa173c26b320ac3a8b46688ab00ea2d51dd317 100644 (file)
--- a/arch/arm/mach-tegra/pcie.c
+++ b/arch/arm/mach-tegra/pcie.c
@@ -462,7 +462,7 @@ static struct pci_bus __init *tegra_pcie_scan_bus(int nr,
        struct tegra_pcie_port *pp;
 
        if (nr >= tegra_pcie.num_ports)
-               return 0;
+               return NULL;
 
        pp = tegra_pcie.port + nr;
        pp->root_bus_nr = sys->busnr;