build system: fix compiler warnings
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 57734b5..866a7c5 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -142,7 +142,8 @@
check_stdin();
case ask_all:
fflush(stdout);
- fgets(line, 128, stdin);
+ if (!fgets(line, 128, stdin))
+ exit(1);
return;
case set_default:
printf("%s\n", def);
@@ -390,7 +391,8 @@
check_stdin();
case ask_all:
fflush(stdout);
- fgets(line, 128, stdin);
+ if (!fgets(line, 128, stdin))
+ exit(1);
strip(line);
if (line[0] == '?') {
printf("\n%s\n", menu->sym->help ?