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(parent: 9fb51bb) | patch
efi/fdt: fix panic when no valid fdt found
authorChangbin Du <changbin.du@gmail.com>
Wed, 24 Mar 2021 14:54:35 +0000 (22:54 +0800)
committerArd Biesheuvel <ardb@kernel.org>
Sat, 22 May 2021 12:03:42 +0000 (14:03 +0200)
commit9066367f8d996199ff5f1ae62f8ece4b29e4f8b9
treed597578371f536323f7354d4a5e731b7334888b2tree | snapshot
parent9fb51bb203ba1c67f480638e9d0605db59810687commit | diff
efi/fdt: fix panic when no valid fdt found

setup_arch() would invoke efi_init()->efi_get_fdt_params(). If no
valid fdt found then initial_boot_params will be null. So we
should stop further fdt processing here. I encountered this
issue on risc-v.

Signed-off-by: Changbin Du <changbin.du@gmail.com>
Fixes: bbe7db78a5da8 ("RISC-V: Add EFI runtime services")
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
drivers/firmware/efi/fdtparams.c diff | blob | history
Linux Kernel Source Tree.