From: Namhyung Kim <[email protected]>

The recent addition of saved_cmdlines_size file had some remaining
(minor - mostly coding style) issues.  Fix them by passing pointer
name to sizeof() and using scnprintf().

Link: 
http://lkml.kernel.org/p/[email protected]

Cc: Namhyung Kim <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Yoshihiro YUNOMAE <[email protected]>
Signed-off-by: Namhyung Kim <[email protected]>
Signed-off-by: Steven Rostedt <[email protected]>
---
 kernel/trace/trace.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 56422f1decba..2b458c60e0da 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1338,7 +1338,7 @@ static int trace_create_savedcmd(void)
 {
        int ret;
 
-       savedcmd = kmalloc(sizeof(struct saved_cmdlines_buffer), GFP_KERNEL);
+       savedcmd = kmalloc(sizeof(*savedcmd), GFP_KERNEL);
        if (!savedcmd)
                return -ENOMEM;
 
@@ -3840,7 +3840,7 @@ tracing_saved_cmdlines_size_read(struct file *filp, char 
__user *ubuf,
        int r;
 
        arch_spin_lock(&trace_cmdline_lock);
-       r = sprintf(buf, "%u\n", savedcmd->cmdline_num);
+       r = scnprintf(buf, sizeof(buf), "%u\n", savedcmd->cmdline_num);
        arch_spin_unlock(&trace_cmdline_lock);
 
        return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);
@@ -3857,7 +3857,7 @@ static int tracing_resize_saved_cmdlines(unsigned int val)
 {
        struct saved_cmdlines_buffer *s, *savedcmd_temp;
 
-       s = kmalloc(sizeof(struct saved_cmdlines_buffer), GFP_KERNEL);
+       s = kmalloc(sizeof(*s), GFP_KERNEL);
        if (!s)
                return -ENOMEM;
 
-- 
2.0.0.rc2


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