[acpi] Fix spurious uninitialised-variable warning on some gcc versions

Reported-by: Christian Nilsson <nikize@gmail.com>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/core/acpi.c b/src/core/acpi.c
index 07679153f8e70d67e132e2081f1cd60232e377ea..e6912afa2c7392311012fb819a9a9a022f25feda 100644 (file)
--- a/src/core/acpi.c
+++ b/src/core/acpi.c
@@ -51,7 +51,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 static uint8_t acpi_checksum ( userptr_t table ) {
        struct acpi_header acpi;
        uint8_t sum = 0;
-       uint8_t data;
+       uint8_t data = 0;
        unsigned int i;
 
        /* Read table length */