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| author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2015-09-11 16:34:07 +0200 |
|---|---|---|
| committer | Stephen Boyd <sboyd@codeaurora.org> | 2015-09-16 15:22:22 -0700 |
| commit | a97cea2a5cfb1e66716226ea258251317acd8ffe (patch) | |
| tree | 3cab7180eabda73ca2beb449ae642d5577c61861 /drivers/clk/at91 | |
| parent | de661d002229c6c02e99e242fd5fc1f1da2fbe3b (diff) | |
| download | linux-stable-a97cea2a5cfb1e66716226ea258251317acd8ffe.tar.gz linux-stable-a97cea2a5cfb1e66716226ea258251317acd8ffe.tar.bz2 linux-stable-a97cea2a5cfb1e66716226ea258251317acd8ffe.zip | |
clk: at91: system: don't try to free_irq when there is no IRQ
In the error path of at91_clk_register_system(), sys->irq is freed
unconditionally but it may not exist or be request at all.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/at91')
| -rw-r--r-- | drivers/clk/at91/clk-system.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/clk/at91/clk-system.c b/drivers/clk/at91/clk-system.c index 58008b3e8bc1..3f5314344286 100644 --- a/drivers/clk/at91/clk-system.c +++ b/drivers/clk/at91/clk-system.c @@ -138,7 +138,8 @@ at91_clk_register_system(struct at91_pmc *pmc, const char *name, clk = clk_register(NULL, &sys->hw); if (IS_ERR(clk)) { - free_irq(sys->irq, sys); + if (irq) + free_irq(sys->irq, sys); kfree(sys); } |