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Diffstat (limited to 'drivers/w1')
-rw-r--r--drivers/w1/masters/ds1wm.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/w1/masters/ds1wm.c b/drivers/w1/masters/ds1wm.c
index b077b8b42758..02df3b1381d2 100644
--- a/drivers/w1/masters/ds1wm.c
+++ b/drivers/w1/masters/ds1wm.c
@@ -326,14 +326,13 @@ static void ds1wm_search(void *data, struct w1_master *master_dev,
unsigned slaves_found = 0;
unsigned int pass = 0;
- mutex_lock(&master_dev->bus_mutex);
dev_dbg(&ds1wm_data->pdev->dev, "search begin\n");
while (true) {
++pass;
if (pass > 100) {
dev_dbg(&ds1wm_data->pdev->dev,
"too many attempts (100), search aborted\n");
- break;
+ return;
}
mutex_lock(&master_dev->bus_mutex);
@@ -440,7 +439,6 @@ static void ds1wm_search(void *data, struct w1_master *master_dev,
dev_dbg(&ds1wm_data->pdev->dev,
"pass: %d total: %d search done ms d bit pos: %d\n", pass,
slaves_found, ms_discrep_bit);
- mutex_unlock(&master_dev->bus_mutex);
}
/* --------------------------------------------------------------------- */