CM41xx: fix signedness of env bootargs string pointer

[u-boot] / board / prodrive / p3p440 / p3p440.c

diff --git a/board/prodrive/p3p440/p3p440.c b/board/prodrive/p3p440/p3p440.c
index 020f66dd8eab0ddd44635f856f2f973db66169d7..1bb9686a3b7b37539d97faa1f92d9e9629c9e4a3 100644 (file)
--- a/board/prodrive/p3p440/p3p440.c
+++ b/board/prodrive/p3p440/p3p440.c
@@ -122,12 +122,13 @@ int board_early_init_f(void)
 
 int checkboard(void)
 {
-       char *s = getenv("serial#");
+       char buf[64];
+       int i = getenv_f("serial#", buf, sizeof(buf));
 
        printf("Board: P3P440");
-       if (s != NULL) {
+       if (i > 0) {
                puts(", serial# ");
-               puts(s);
+               puts(buf);
        }
 
        if (is_monarch()) {