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authorLinus Torvalds <torvalds@linux-foundation.org>2020-07-29 19:11:00 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-21 11:01:52 +0200
commit8ce7dd3f42f45ea2900fe18a6ff78cfc4a69e6a4 (patch)
tree9c3ddff0058e4d88ef7401967075a93c7f097811
parent746fe4967584d056457fad08aa8a8871746b9a62 (diff)
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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 4b8ed93de98c..30972a998876 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -56,7 +56,7 @@ 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 f1eb3dce03bd..889dab44bd74 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -47,7 +47,7 @@ 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.