efi_loader: Fix warning in raw/cols query

The code to determine rows / cols on the screen could potentially run
into a case where it doesn't know how big the screen is. In that case,
assume 80x25.

Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/lib/efi_loader/efi_console.c b/lib/efi_loader/efi_console.c
index 0bfc24dbd98b88d660be8543174f8180d761c8c4..ce66c935ecbf7cff0eb019712c465c4cf2a7d2da 100644 (file)
--- a/lib/efi_loader/efi_console.c
+++ b/lib/efi_loader/efi_console.c
@@ -223,7 +223,7 @@ static int query_console_serial(int *rows, int *cols)
 static void query_console_size(void)
 {
        const char *stdout_name = env_get("stdout");
-       int rows, cols;
+       int rows = 25, cols = 80;
 
        if (stdout_name && !strcmp(stdout_name, "vidconsole") &&
            IS_ENABLED(CONFIG_DM_VIDEO)) {