tracing: fix sparse warnings: fix (un-)signedness

Fix these sparse warnings:

  kernel/trace/ring_buffer.c:70:37: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:84:39: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:96:43: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2475:13: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2475:13: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2478:42: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2478:42: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2500:40: warning: incorrect type in argument 3 (different signedness)
  kernel/trace/ring_buffer.c:2505:44: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/ring_buffer.c:2507:46: warning: incorrect type in argument 2 (different signedness)
  kernel/trace/trace.c:2130:40: warning: incorrect type in argument 3 (different signedness)
  kernel/trace/trace.c:2280:40: warning: incorrect type in argument 3 (different signedness)

Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 3 insertions, 3 deletions

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index c157ba70f30c..e2434990277c 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -2147,7 +2147,7 @@ tracing_ctrl_write(struct file *filp, const char __user *ubuf,
 {
         struct trace_array *tr = filp->private_data;
         char buf[64];
-        long val;
+        unsigned long val;
         int ret;
 
         if (cnt >= sizeof(buf))
@@ -2295,9 +2295,9 @@ static ssize_t
 tracing_max_lat_write(struct file *filp, const char __user *ubuf,
                       size_t cnt, loff_t *ppos)
 {
-        long *ptr = filp->private_data;
+        unsigned long *ptr = filp->private_data;
         char buf[64];
-        long val;
+        unsigned long val;
         int ret;
 
         if (cnt >= sizeof(buf))