diff options
| author | Zhang Qilong <zhangqilong3@huawei.com> | 2020-11-13 21:18:56 +0800 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-11-17 12:53:57 +0100 |
| commit | ac3b57adf87ad9bac7e33ca26bbbb13fae1ed62b (patch) | |
| tree | bcc067bf053fd37cd99a3806b492c4b4c04f6406 /arch | |
| parent | 61a2f1aecf6052f7bcf900829ca2b9d74437ec07 (diff) | |
MIPS: Alchemy: Fix memleak in alchemy_clk_setup_cpu
If the clk_register fails, we should free h before
function returns to prevent memleak.
Fixes: 474402291a0ad ("MIPS: Alchemy: clock framework integration of onchip clocks")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/alchemy/common/clock.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c index a95a894aceaf..f0c830337104 100644 --- a/arch/mips/alchemy/common/clock.c +++ b/arch/mips/alchemy/common/clock.c @@ -152,6 +152,7 @@ static struct clk __init *alchemy_clk_setup_cpu(const char *parent_name, { struct clk_init_data id; struct clk_hw *h; + struct clk *clk; h = kzalloc(sizeof(*h), GFP_KERNEL); if (!h) @@ -164,7 +165,13 @@ static struct clk __init *alchemy_clk_setup_cpu(const char *parent_name, id.ops = &alchemy_clkops_cpu; h->init = &id; - return clk_register(NULL, h); + clk = clk_register(NULL, h); + if (IS_ERR(clk)) { + pr_err("failed to register clock\n"); + kfree(h); + } + + return clk; } /* AUXPLLs ************************************************************/ |