When running bootefi, we allocate new space but never check whether
the allocation succeeded. This patch adds a check so that in case
things go wrong, we at least know they did.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
cmd/bootefi.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/cmd/bootefi.c b/cmd/bootefi.c
index a0a5434..771300e 100644
--- a/cmd/bootefi.c
+++ b/cmd/bootefi.c
@@ -133,7 +133,13 @@ static void *copy_fdt(void *fdt)
&new_fdt_addr) != EFI_SUCCESS) {
/* If we can't put it there, put it somewhere */
new_fdt_addr = (ulong)memalign(4096, fdt_size);
+ if (efi_allocate_pages(1, EFI_BOOT_SERVICES_DATA, fdt_pages,
+ &new_fdt_addr) != EFI_SUCCESS) {
+ printf("ERROR: Failed to reserve space for FDT\n");
+ return NULL;
+ }
}
+
new_fdt = (void*)(ulong)new_fdt_addr;
memcpy(new_fdt, fdt, fdt_totalsize(fdt));
fdt_set_totalsize(new_fdt, fdt_size);
--
1.8.5.6
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