ARM: uniphier: check return code of setenv()

Because setenv() may fail, it is better to check its return code.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

diff --git a/arch/arm/mach-uniphier/board_late_init.c b/arch/arm/mach-uniphier/board_late_init.c
index 845f047b027da675425f70f1d7bf548b28e2e549..d9eeacbf3a61639f216626b191b34677d11cb4c9 100644 (file)
--- a/arch/arm/mach-uniphier/board_late_init.c
+++ b/arch/arm/mach-uniphier/board_late_init.c
@@ -56,9 +56,7 @@ static int uniphier_set_fdt_file(void)
 
        strncat(dtb_name, ".dtb", buf_len);
 
-       setenv("fdt_file", dtb_name);
-
-       return 0;
+       return setenv("fdt_file", dtb_name);
 }
 
 int board_late_init(void)