Messages in this thread Patch in this message | | | From | Chen Zhou <> | Subject | [PATCH -next] lkdtm: remove unnecessary terminated-null assign | Date | Sun, 19 Jan 2020 20:36:59 +0800 |
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scnprintf implementation of kernel guarantees that its result is terminated with null byte if size is larger than 0. So we don't need to set terminated-null again.
Signed-off-by: Chen Zhou <chenzhou10@huawei.com> --- drivers/misc/lkdtm/core.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/drivers/misc/lkdtm/core.c b/drivers/misc/lkdtm/core.c index ee0d6e7..5ad2630 100644 --- a/drivers/misc/lkdtm/core.c +++ b/drivers/misc/lkdtm/core.c @@ -341,7 +341,6 @@ static ssize_t lkdtm_debugfs_read(struct file *f, char __user *user_buf, n += scnprintf(buf + n, PAGE_SIZE - n, "%s\n", crashtypes[i].name); } - buf[n] = '\0'; out = simple_read_from_buffer(user_buf, count, off, buf, n); -- 2.7.4
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