arm: ls1021atwr: Enable driver model lpuart serial driver

[u-boot] / arch / arm / lib / bootm.c

diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c
index ee56d7403e93379b056bb8379c8153d48a79c187..a477cae010db9da5d2f6a04f706e9b16342feaba 100644 (file)
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -290,7 +290,10 @@ static void boot_jump_linux(bootm_headers_t *images, int flag)
 
        s = getenv("machid");
        if (s) {
-               strict_strtoul(s, 16, &machid);
+               if (strict_strtoul(s, 16, &machid) < 0) {
+                       debug("strict_strtoul failed!\n");
+                       return;
+               }
                printf("Using machid 0x%lx from environment\n", machid);
        }