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efi_loader: parameter check OutputString
[oweals/u-boot.git]
/
lib
/
efi_loader
/
efi_console.c
diff --git
a/lib/efi_loader/efi_console.c
b/lib/efi_loader/efi_console.c
index 909fd5c29ef9021daecc6c4e8c29cd77a1f22a70..b2cb18e6d67021c194dff39914c5b401a6e1967d 100644
(file)
--- a/
lib/efi_loader/efi_console.c
+++ b/
lib/efi_loader/efi_console.c
@@
-136,6
+136,11
@@
static efi_status_t EFIAPI efi_cout_output_string(
EFI_ENTRY("%p, %p", this, string);
+ if (!this || !string) {
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+
buf = malloc(utf16_utf8_strlen(string) + 1);
if (!buf) {
ret = EFI_OUT_OF_RESOURCES;