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authorAtish Patra <atish.patra@wdc.com>2020-06-24 14:56:14 -0700
committerAndes <uboot@andestech.com>2020-07-03 15:09:00 +0800
commit7eb4bcc3f49c4eb7b494766163a78909f2c1f379 (patch)
treefef74f0d18ae1220d57ece5c3407fcc44e14e731
parentba51269f75e99024b8e3c904b0964f3dcb3cd629 (diff)
riscv: Do not return error if reserved node already exists
Not all errors are fatal. If a reserved memory node already exists in the destination device tree, we can continue to boot without failing. Signed-off-by: Atish Patra <atish.patra@wdc.com> Reviewed-by: Bin Meng <bin.meng@windriver.com>
-rw-r--r--arch/riscv/lib/fdt_fixup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/lib/fdt_fixup.c b/arch/riscv/lib/fdt_fixup.c
index 160ccca76e..bd4a3c993a 100644
--- a/arch/riscv/lib/fdt_fixup.c
+++ b/arch/riscv/lib/fdt_fixup.c
@@ -74,7 +74,7 @@ int riscv_fdt_copy_resv_mem_node(const void *src, void *dst)
pmp_mem.end = addr + size - 1;
err = fdtdec_add_reserved_memory(dst, basename, &pmp_mem,
&phandle);
- if (err < 0) {
+ if (err < 0 && err != -FDT_ERR_EXISTS) {
printf("failed to add reserved memory: %d\n", err);
return err;
}