Free HDQ clocks in error path

ARM: OMAP3: Free HDQ clocks when a read is tried with no battery connected

Signed-off-by: Madhusudhan Chikkature<madhu.cr@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/drivers/w1/masters/omap_hdq.c b/drivers/w1/masters/omap_hdq.c
index 595fd8d..8cb6aa3 100644 (file)
--- a/drivers/w1/masters/omap_hdq.c
+++ b/drivers/w1/masters/omap_hdq.c
@@ -515,8 +515,11 @@ static u8 omap_w1_read_byte(void *data)
        int ret;
 
        ret = hdq_read_byte(&val);
-       if (ret)
+       if (ret) {
+               init_trans = 0;
+               omap_hdq_put();
                return -1;
+       }
 
        /* Write followed by a read, release the module */
        if (init_trans) {