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-rw-r--r--src/arch/x86/acpigen.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/arch/x86/acpigen.c b/src/arch/x86/acpigen.c
index 74efbb0534..226fba153c 100644
--- a/src/arch/x86/acpigen.c
+++ b/src/arch/x86/acpigen.c
@@ -206,7 +206,7 @@ void acpigen_emit_stream(const char *data, int size)
void acpigen_emit_string(const char *string)
{
- acpigen_emit_stream(string, string ? 0 : strlen(string));
+ acpigen_emit_stream(string, string ? strlen(string) : 0);
acpigen_emit_byte('\0'); /* NUL */
}