[PATCH] riscv: Fix setting no-map in reserved memory nodes
Samuel Holland
samuel at sholland.org
Sun Sep 12 18:05:47 CEST 2021
The no-map property is wrongly skipped if a no-map reserved memory
node follows one without that property. Fix this by not remembering
the absence of a no-map property across loop iterations.
Fixes: d4ea649f179a ("riscv: Provide a mechanism to fix DT for reserved memory")
Signed-off-by: Samuel Holland <samuel at sholland.org>
---
arch/riscv/lib/fdt_fixup.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/riscv/lib/fdt_fixup.c b/arch/riscv/lib/fdt_fixup.c
index f636b284497..61cf8935269 100644
--- a/arch/riscv/lib/fdt_fixup.c
+++ b/arch/riscv/lib/fdt_fixup.c
@@ -31,7 +31,6 @@ int riscv_fdt_copy_resv_mem_node(const void *src, void *dst)
fdt_addr_t addr;
fdt_size_t size;
int offset, node, err, rmem_offset;
- bool nomap = true;
char basename[32] = {0};
int bname_len;
int max_len = sizeof(basename);
@@ -81,9 +80,7 @@ int riscv_fdt_copy_resv_mem_node(const void *src, void *dst)
log_err("failed to add reserved memory: %d\n", err);
return err;
}
- if (!fdt_getprop(src, node, "no-map", NULL))
- nomap = false;
- if (nomap) {
+ if (fdt_getprop(src, node, "no-map", NULL)) {
rmem_offset = fdt_node_offset_by_phandle(dst, phandle);
fdt_setprop_empty(dst, rmem_offset, "no-map");
}
--
2.31.1
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