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authorLinus Torvalds <torvalds@linux-foundation.org>2020-07-29 19:11:00 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-07 09:33:11 +0200
commit3c1c2d6c241d22e01169f9aa3a9117b73177e904 (patch)
treeb9f0c16e695661a9ce04e6b32384287800577ac6
parent5dc2031946047a6f1d011463174f920995bab35f (diff)
random32: remove net_rand_state from the latent entropy gcc plugin
commit 83bdc7275e6206f560d247be856bceba3e1ed8f2 upstream. It turns out that the plugin right now ends up being really unhappy about the change from 'static' to 'extern' storage that happened in commit f227e3ec3b5c ("random32: update the net random state on interrupt and activity"). This is probably a trivial fix for the latent_entropy plugin, but for now, just remove net_rand_state from the list of things the plugin worries about. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Emese Revfy <re.emese@gmail.com> Cc: Kees Cook <keescook@chromium.org> Cc: Willy Tarreau <w@1wt.eu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--include/linux/random.h2
-rw-r--r--lib/random32.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/random.h b/include/linux/random.h
index d8c6330a8ecb..9ab7443bd91b 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -120,7 +120,7 @@ struct rnd_state {
__u32 s1, s2, s3, s4;
};
-DECLARE_PER_CPU(struct rnd_state, net_rand_state) __latent_entropy;
+DECLARE_PER_CPU(struct rnd_state, net_rand_state);
u32 prandom_u32_state(struct rnd_state *state);
void prandom_bytes_state(struct rnd_state *state, void *buf, size_t nbytes);
diff --git a/lib/random32.c b/lib/random32.c
index c4d317be2997..3d749abb9e80 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -48,7 +48,7 @@ static inline void prandom_state_selftest(void)
}
#endif
-DEFINE_PER_CPU(struct rnd_state, net_rand_state) __latent_entropy;
+DEFINE_PER_CPU(struct rnd_state, net_rand_state);
/**
* prandom_u32_state - seeded pseudo-random number generator.