This is a note to let you know that I've just added the patch titled
clk: rockchip: free memory in error cases when registering clock branches
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
clk-rockchip-free-memory-in-error-cases-when-registering-clock-branches.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 2467b6745e0ae9c6cdccff24c4cceeb14b1cce3f Mon Sep 17 00:00:00 2001
From: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
Date: Tue, 2 Feb 2016 11:37:50 +0800
Subject: clk: rockchip: free memory in error cases when registering clock branches
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: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/clk/rockchip/clk.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -70,7 +70,7 @@ static struct clk *rockchip_clk_register
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
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;
@@ -102,6 +102,11 @@ static struct clk *rockchip_clk_register
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,
Patches currently in stable-queue which might be from shawn.lin@xxxxxxxxxxxxxx are
queue-4.4/clk-rockchip-free-memory-in-error-cases-when-registering-clock-branches.patch
queue-4.4/soc-rockchip-power-domain-fix-err-handle-while-probing.patch
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