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-rw-r--r--kernel/trace/blktrace.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 483cecfa5c17..4eeae4674b5a 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -439,7 +439,7 @@ int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
{
struct blk_trace *old_bt, *bt = NULL;
struct dentry *dir = NULL;
- int ret, i;
+ int ret;
if (!buts->buf_size || !buts->buf_nr)
return -EINVAL;
@@ -451,9 +451,7 @@ int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
* some device names have larger paths - convert the slashes
* to underscores for this to work as expected
*/
- for (i = 0; i < strlen(buts->name); i++)
- if (buts->name[i] == '/')
- buts->name[i] = '_';
+ strreplace(buts->name, '/', '_');
bt = kzalloc(sizeof(*bt), GFP_KERNEL);
if (!bt)