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authorLibo Chen <clbchenlibo.chen@huawei.com>2013-05-17 05:21:31 +0000
committerRalf Baechle <ralf@linux-mips.org>2013-05-17 20:35:53 +0200
commitbda97ed39b075e8ac125d4af7cdf60ca19449a16 (patch)
tree1f6ee96b6402acf6b8e9511d97a5dfa816e67e2b /arch/mips/lantiq
parent48c4ac976ae995f263cde8f09578de86bc8e9f1d (diff)
downloadblackbird-op-linux-bda97ed39b075e8ac125d4af7cdf60ca19449a16.tar.gz
blackbird-op-linux-bda97ed39b075e8ac125d4af7cdf60ca19449a16.zip
MIPS: Xway: Fix clk leak
When gptu_r32 fails, we should put clk before returning. Signed-off-by: Libo Chen <libo.chen@huawei.com> Acked-by: John Crispin <blogic@openwrt.org> Cc: grant.likely@linaro.org Cc: rob.herring@calxeda.com, Cc: linux-mips@linux-mips.org Cc: LKML linux-kernel@vger.kernel.org Cc: Andrew Morton akpm@linux-foundation.org Cc: Li Zefan lizefan@huawei.com Patchwork: https://patchwork.linux-mips.org/patch/5247/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lantiq')
-rw-r--r--arch/mips/lantiq/xway/gptu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c
index 9861c8669fab..4fa577c1ddfd 100644
--- a/arch/mips/lantiq/xway/gptu.c
+++ b/arch/mips/lantiq/xway/gptu.c
@@ -169,6 +169,8 @@ static int gptu_probe(struct platform_device *pdev)
if (((gptu_r32(GPTU_ID) >> 8) & 0xff) != GPTU_MAGIC) {
dev_err(&pdev->dev, "Failed to find magic\n");
gptu_hwexit();
+ clk_disable(clk);
+ clk_put(clk);
return -ENAVAIL;
}
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