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powerpc/kexec_file: print error string on usable memory property update failure 

Print the FDT error description along with the error message if failed
to set the "linux,drconf-usable-memory" property in the kdump kernel's
FDT.

Signed-off-by: Sourabh Jain <sourabhjain@linux.ibm.com>
Acked-by: Hari Bathini <hbathini@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221216122708.182154-1-sourabhjain@linux.ibm.com
This commit is contained in:
Sourabh Jain 2022-12-16 17:57:08 +05:30 committed by Michael Ellerman
parent 388defd5e4
commit b0ae5b6f3c
1 changed files with 2 additions and 1 deletions
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3
arch/powerpc/kexec/file_load_64.c
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@ -690,7 +690,8 @@ static int update_usable_mem_fdt(void *fdt, struct crash_mem *usable_mem)
ret = fdt_setprop(fdt, node, "linux,drconf-usable-memory",
um_info.buf, (um_info.idx * sizeof(u64)));
if (ret) {
pr_err("Failed to update fdt with linux,drconf-usable-memory property");
pr_err("Failed to update fdt with linux,drconf-usable-memory property: %s",
fdt_strerror(ret));
goto out;
}
}