tracing: Prefer kcalloc over kzalloc with multiply

Use kcalloc for allocating an array instead of kzalloc with multiply,
as that is what kcalloc is used for.
Found with checkpatch.

Link: http://lkml.kernel.org/r/1433835155-6894-2-git-send-email-gilf@ezchip.com
Signed-off-by: Gil Fruchter <gilf@ezchip.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index abcbf7ff874364d22b62c0fdcf32cfbc8b0d6363..5d219384b4d1877d6dd537d0d73d538dcea03b2c 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3035,7 +3035,7 @@ __tracing_open(struct inode *inode, struct file *file, bool snapshot)
        if (!iter)
                return ERR_PTR(-ENOMEM);
 
-       iter->buffer_iter = kzalloc(sizeof(*iter->buffer_iter) * num_possible_cpus(),
+       iter->buffer_iter = kcalloc(num_possible_cpus(), sizeof(*iter->buffer_iter),
                                    GFP_KERNEL);
        if (!iter->buffer_iter)
                goto release;