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-rw-r--r--board/prodrive/alpr/alpr.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c
index 178498235..a64f6b09c 100644
--- a/board/prodrive/alpr/alpr.c
+++ b/board/prodrive/alpr/alpr.c
@@ -133,12 +133,13 @@ static int board_rev(void)
int checkboard (void)
{
- char *s = getenv ("serial#");
+ char buf[64];
+ int i = getenv_f("serial#", buf, sizeof(buf));
printf ("Board: ALPR");
- if (s != NULL) {
- puts (", serial# ");
- puts (s);
+ if (i > 0) {
+ puts(", serial# ");
+ puts(buf);
}
printf(" (Rev. %d)\n", board_rev());