lkml.org 
[lkml]   [2022]   [Jun]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] random: update comment from copy_to_user() -> copy_to_iter()
Date
This comment wasn't updated when we moved from read() to read_iter(), so
this patch makes the trivial fix.

Fixes: 1b388e7765f2 ("random: convert to using fops->read_iter()")
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
drivers/char/random.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 07a022e24057..e3dd1dd3dd22 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -408,7 +408,7 @@ static ssize_t get_random_bytes_user(struct iov_iter *iter)

/*
* Immediately overwrite the ChaCha key at index 4 with random
- * bytes, in case userspace causes copy_to_user() below to sleep
+ * bytes, in case userspace causes copy_to_iter() below to sleep
* forever, so that we still retain forward secrecy in that case.
*/
crng_make_state(chacha_state, (u8 *)&chacha_state[4], CHACHA_KEY_SIZE);
--
2.35.1
\
 
 \ /
  Last update: 2022-06-20 11:07    [W:0.386 / U:0.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site