Message ID | 3ddf66fa53e18ba941908bdba5e056e67ccf854b.1516300623.git.alistair.francis@xilinx.com |
---|---|
State | New |
Headers | show |
Series | Add the ZynqMP PMU and IPI | expand |
On 01/18/2018 03:37 PM, Alistair Francis wrote: > Previously if no device tree was passed to microblaze_load_kernel() then > qemu_find_file() would try to find a NULL pointer. To avoid this put a > check around qemu_find_file(). > > Signed-off-by: Alistair Francis <alistair.francis@xilinx.com> > Reported-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > > hw/microblaze/boot.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/microblaze/boot.c b/hw/microblaze/boot.c > index 457a08a2fe..35bfeda7aa 100644 > --- a/hw/microblaze/boot.c > +++ b/hw/microblaze/boot.c > @@ -124,7 +124,7 @@ void microblaze_load_kernel(MicroBlazeCPU *cpu, hwaddr ddr_base, > kernel_cmdline = qemu_opt_get(machine_opts, "append"); > dtb_arg = qemu_opt_get(machine_opts, "dtb"); > /* default to pcbios dtb as passed by machine_init */ > - if (!dtb_arg) { > + if (!dtb_arg && dtb_filename) { > filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, dtb_filename); > } > >
diff --git a/hw/microblaze/boot.c b/hw/microblaze/boot.c index 457a08a2fe..35bfeda7aa 100644 --- a/hw/microblaze/boot.c +++ b/hw/microblaze/boot.c @@ -124,7 +124,7 @@ void microblaze_load_kernel(MicroBlazeCPU *cpu, hwaddr ddr_base, kernel_cmdline = qemu_opt_get(machine_opts, "append"); dtb_arg = qemu_opt_get(machine_opts, "dtb"); /* default to pcbios dtb as passed by machine_init */ - if (!dtb_arg) { + if (!dtb_arg && dtb_filename) { filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, dtb_filename); }
Previously if no device tree was passed to microblaze_load_kernel() then qemu_find_file() would try to find a NULL pointer. To avoid this put a check around qemu_find_file(). Signed-off-by: Alistair Francis <alistair.francis@xilinx.com> Reported-by: Peter Maydell <peter.maydell@linaro.org> --- hw/microblaze/boot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)