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Diffstat (limited to 'drivers/of/fdt.c')
-rw-r--r--drivers/of/fdt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index d465f98797..84c38fd5a1 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -54,7 +54,7 @@ static inline char *dt_string(struct fdt_header *f, char *strstart, uint32_t ofs
* Parse a flat device tree binary blob and return a pointer to the
* unflattened tree.
*/
-struct device_node *of_unflatten_dtb(void *infdt)
+struct device_node *of_unflatten_dtb(const void *infdt)
{
const void *nodep; /* property node pointer */
uint32_t tag; /* tag */
@@ -69,7 +69,7 @@ struct device_node *of_unflatten_dtb(void *infdt)
struct fdt_header f;
int ret;
unsigned int maxlen;
- struct fdt_header *fdt = infdt;
+ const struct fdt_header *fdt = infdt;
if (fdt->magic != cpu_to_fdt32(FDT_MAGIC)) {
pr_err("bad magic: 0x%08x\n", fdt32_to_cpu(fdt->magic));