[PATCH 6/6] clk: at91: clk-utmi: fix error path

[David Dueck]

Do not leak memory if request_irq fails and free the irq if
clk_register fails.

Signed-off-by: David Dueck <davidcdu...@googlemail.com>
---
 drivers/clk/at91/clk-utmi.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/at91/clk-utmi.c b/drivers/clk/at91/clk-utmi.c
index ae3263b..30dd697 100644
--- a/drivers/clk/at91/clk-utmi.c
+++ b/drivers/clk/at91/clk-utmi.c
@@ -118,12 +118,16 @@ at91_clk_register_utmi(struct at91_pmc *pmc, unsigned int 
irq,
        irq_set_status_flags(utmi->irq, IRQ_NOAUTOEN);
        ret = request_irq(utmi->irq, clk_utmi_irq_handler,
                          IRQF_TRIGGER_HIGH, "clk-utmi", utmi);
-       if (ret)
+       if (ret) {
+               kfree(utmi);
                return ERR_PTR(ret);
+       }
 
        clk = clk_register(NULL, &utmi->hw);
-       if (IS_ERR(clk))
+       if (IS_ERR(clk)) {
+               free_irq(utmi->irq, utmi);
                kfree(utmi);
+       }
 
        return clk;
 }
-- 
2.4.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/