From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shaohua Li Subject: [PATCH trival -resend 2/2] lib: clean up put_cpu_var usage Date: Tue, 27 Sep 2016 08:42:42 -0700 Message-ID: <935eea817a8d13d9223e09b4ca11e0508aee8437.1474990741.git.shli@fb.com> References: <7ffd1960225e024a738e4c372f091bb49096e294.1474990741.git.shli@fb.com> Mime-Version: 1.0 Content-Type: text/plain Cc: "David S . Miller" , , Tejun Heo To: , Return-path: In-Reply-To: <7ffd1960225e024a738e4c372f091bb49096e294.1474990741.git.shli@fb.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org put_cpu_var takes the percpu data, not the data returned from get_cpu_var. This doesn't change the behavior. Cc: Tejun Heo Signed-off-by: Shaohua Li --- lib/random32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/random32.c b/lib/random32.c index a309235..fa594b1 100644 --- a/lib/random32.c +++ b/lib/random32.c @@ -81,7 +81,7 @@ u32 prandom_u32(void) u32 res; res = prandom_u32_state(state); - put_cpu_var(state); + put_cpu_var(net_rand_state); return res; } @@ -128,7 +128,7 @@ void prandom_bytes(void *buf, size_t bytes) struct rnd_state *state = &get_cpu_var(net_rand_state); prandom_bytes_state(state, buf, bytes); - put_cpu_var(state); + put_cpu_var(net_rand_state); } EXPORT_SYMBOL(prandom_bytes); -- 2.9.3