Hi Arnd,
On mer., janv. 11 2017, Arnd Bergmann <a...@arndb.de> wrote:
> gcc-7.0 reports a potential array overflow:
>
> arch/arm/mach-mv78xx0/pcie.c: In function 'mv78xx0_pcie_preinit':
> arch/arm/mach-mv78xx0/pcie.c:81:4: error: output may be truncated before the
> last format character [-Werror=format-truncation=]
>
> I haven't checked if this can actually happen, but making the
> array one 32-bit word longer addresses the warning and makes
> it completely safe.
>
> Signed-off-by: Arnd Bergmann <a...@arndb.de>
Applied on mvebu/soc
Thanks,
Gregory
> ---
> arch/arm/mach-mv78xx0/pcie.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
> index 13a7d72ee0c4..81ff4327a962 100644
> --- a/arch/arm/mach-mv78xx0/pcie.c
> +++ b/arch/arm/mach-mv78xx0/pcie.c
> @@ -29,7 +29,7 @@ struct pcie_port {
> u8 root_bus_nr;
> void __iomem *base;
> spinlock_t conf_lock;
> - char mem_space_name[16];
> + char mem_space_name[20];
> struct resource res;
> };
>
> --
> 2.9.0
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
