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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-10-09 22:30:23 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-10-09 22:30:23 -0700 |
| commit | 5f8f8574c7f5585b09a9623f0f13462e4eb67b4d (patch) | |
| tree | 8f1d5e88bf9604a9e39fbcce0e37b3d8cee451bb /drivers/ntb/test | |
| parent | e62563db857f81d75c5726a35bc0180bed6d1540 (diff) | |
| parent | fe5b6aaef72a0f7daa06e7960e0bee45c2984e41 (diff) | |
| download | linux-5f8f8574c7f5585b09a9623f0f13462e4eb67b4d.tar.gz linux-5f8f8574c7f5585b09a9623f0f13462e4eb67b4d.tar.bz2 linux-5f8f8574c7f5585b09a9623f0f13462e4eb67b4d.zip | |
Merge branch 'next' into for-linus
Prepare input updates for 6.1 merge window.
Diffstat (limited to 'drivers/ntb/test')
| -rw-r--r-- | drivers/ntb/test/ntb_tool.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/ntb/test/ntb_tool.c b/drivers/ntb/test/ntb_tool.c index b7bf3f863d79..5ee0afa621a9 100644 --- a/drivers/ntb/test/ntb_tool.c +++ b/drivers/ntb/test/ntb_tool.c @@ -367,14 +367,16 @@ static ssize_t tool_fn_write(struct tool_ctx *tc, u64 bits; int n; + if (*offp) + return 0; + buf = kmalloc(size + 1, GFP_KERNEL); if (!buf) return -ENOMEM; - ret = simple_write_to_buffer(buf, size, offp, ubuf, size); - if (ret < 0) { + if (copy_from_user(buf, ubuf, size)) { kfree(buf); - return ret; + return -EFAULT; } buf[size] = 0; |