acpigen: Correctly handle root scope
Change-Id: I9b3c9109b01e348259e64e93a4397212216ab152
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6799
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
diff --git a/src/arch/x86/boot/acpigen.c b/src/arch/x86/boot/acpigen.c
index ba3d2df..222a2db 100644
--- a/src/arch/x86/boot/acpigen.c
+++ b/src/arch/x86/boot/acpigen.c
@@ -223,7 +223,12 @@
namepath++;
}
- ASSERT(namepath[0] != '\0');
+ /* If we have only \\ or only ^...^. Then we need to put a null
+ name (0x00). */
+ if(namepath[0] == '\0') {
+ len += acpigen_emit_byte(0x00);
+ return len;
+ }
i = 0;
while (namepath[i] != '\0') {