4.2.8-ckt7 -stable review patch. If anyone has any objections, please let me know.
---8<------------------------------------------------------------
From: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
commit 2467b6745e0ae9c6cdccff24c4cceeb14b1cce3f upstream.
Add free memeory if rockchip_clk_register_branch fails.
Fixes: a245fecbb806 ("clk: rockchip: add basic infrastructure...")
Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/clk/rockchip/clk.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index 052b94d..051bfe8 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -70,7 +70,7 @@ static struct clk *rockchip_clk_register_branch(const char *name,
if (gate_offset >= 0) {
gate = kzalloc(sizeof(*gate), GFP_KERNEL);
if (!gate)
- return ERR_PTR(-ENOMEM);
+ goto err_gate;
gate->flags = gate_flags;
gate->reg = base + gate_offset;
@@ -82,7 +82,7 @@ static struct clk *rockchip_clk_register_branch(const char *name,
if (div_width > 0) {
div = kzalloc(sizeof(*div), GFP_KERNEL);
if (!div)
- return ERR_PTR(-ENOMEM);
+ goto err_div;
div->flags = div_flags;
div->reg = base + muxdiv_offset;
@@ -100,6 +100,11 @@ static struct clk *rockchip_clk_register_branch(const char *name,
flags);
return clk;
+err_div:
+ kfree(gate);
+err_gate:
+ kfree(mux);
+ return ERR_PTR(-ENOMEM);
}
static struct clk *rockchip_clk_register_frac_branch(const char *name,
--
2.7.4
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