[PATCH 3/7] lib/random32.c: Replace an #ifdef with a stub prandom_state_selftest()

[George Spelvin]

The preferred Linux style for optional features is to define
no-op stub functions rather than wrap each call site in #ifdef.

Signed-off-by: George Spelvin <linux@xxxxxxxxxxx>
---
 lib/random32.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/random32.c b/lib/random32.c
index 2e7c15c0..e8f3557b 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -40,6 +40,8 @@
 
 #ifdef CONFIG_RANDOM32_SELFTEST
 static void __init prandom_state_selftest(void);
+#else
+#define prandom_state_selftest() (void)0
 #endif
 
 static DEFINE_PER_CPU(struct rnd_state, net_rand_state);
@@ -188,9 +190,7 @@ static int __init prandom_init(void)
 {
 	int i;
 
-#ifdef CONFIG_RANDOM32_SELFTEST
 	prandom_state_selftest();
-#endif
 
 	for_each_possible_cpu(i) {
 		struct rnd_state *state = &per_cpu(net_rand_state,i);
-- 
2.0.0

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