mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 10:04:12 +08:00
clk: at91: do not leak resources
Do not leak memory and free irqs in case of an error. Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: David Dueck <davidcdueck@googlemail.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
parent
15ab38273d
commit
c76a024e82
@ -116,8 +116,10 @@ void __init of_sama5d4_clk_h32mx_setup(struct device_node *np,
|
||||
h32mxclk->pmc = pmc;
|
||||
|
||||
clk = clk_register(NULL, &h32mxclk->hw);
|
||||
if (!clk)
|
||||
if (!clk) {
|
||||
kfree(h32mxclk);
|
||||
return;
|
||||
}
|
||||
|
||||
of_clk_add_provider(np, of_clk_src_simple_get, clk);
|
||||
}
|
||||
|
@ -171,8 +171,10 @@ at91_clk_register_main_osc(struct at91_pmc *pmc,
|
||||
irq_set_status_flags(osc->irq, IRQ_NOAUTOEN);
|
||||
ret = request_irq(osc->irq, clk_main_osc_irq_handler,
|
||||
IRQF_TRIGGER_HIGH, name, osc);
|
||||
if (ret)
|
||||
if (ret) {
|
||||
kfree(osc);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
|
||||
if (bypass)
|
||||
pmc_write(pmc, AT91_CKGR_MOR,
|
||||
|
@ -165,12 +165,16 @@ at91_clk_register_master(struct at91_pmc *pmc, unsigned int irq,
|
||||
irq_set_status_flags(master->irq, IRQ_NOAUTOEN);
|
||||
ret = request_irq(master->irq, clk_master_irq_handler,
|
||||
IRQF_TRIGGER_HIGH, "clk-master", master);
|
||||
if (ret)
|
||||
if (ret) {
|
||||
kfree(master);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
|
||||
clk = clk_register(NULL, &master->hw);
|
||||
if (IS_ERR(clk))
|
||||
if (IS_ERR(clk)) {
|
||||
free_irq(master->irq, master);
|
||||
kfree(master);
|
||||
}
|
||||
|
||||
return clk;
|
||||
}
|
||||
|
@ -338,12 +338,16 @@ at91_clk_register_pll(struct at91_pmc *pmc, unsigned int irq, const char *name,
|
||||
irq_set_status_flags(pll->irq, IRQ_NOAUTOEN);
|
||||
ret = request_irq(pll->irq, clk_pll_irq_handler, IRQF_TRIGGER_HIGH,
|
||||
id ? "clk-pllb" : "clk-plla", pll);
|
||||
if (ret)
|
||||
if (ret) {
|
||||
kfree(pll);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
|
||||
clk = clk_register(NULL, &pll->hw);
|
||||
if (IS_ERR(clk))
|
||||
if (IS_ERR(clk)) {
|
||||
free_irq(pll->irq, pll);
|
||||
kfree(pll);
|
||||
}
|
||||
|
||||
return clk;
|
||||
}
|
||||
|
@ -130,13 +130,17 @@ at91_clk_register_system(struct at91_pmc *pmc, const char *name,
|
||||
irq_set_status_flags(sys->irq, IRQ_NOAUTOEN);
|
||||
ret = request_irq(sys->irq, clk_system_irq_handler,
|
||||
IRQF_TRIGGER_HIGH, name, sys);
|
||||
if (ret)
|
||||
if (ret) {
|
||||
kfree(sys);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
}
|
||||
|
||||
clk = clk_register(NULL, &sys->hw);
|
||||
if (IS_ERR(clk))
|
||||
if (IS_ERR(clk)) {
|
||||
free_irq(sys->irq, sys);
|
||||
kfree(sys);
|
||||
}
|
||||
|
||||
return clk;
|
||||
}
|
||||
|
@ -118,12 +118,16 @@ at91_clk_register_utmi(struct at91_pmc *pmc, unsigned int irq,
|
||||
irq_set_status_flags(utmi->irq, IRQ_NOAUTOEN);
|
||||
ret = request_irq(utmi->irq, clk_utmi_irq_handler,
|
||||
IRQF_TRIGGER_HIGH, "clk-utmi", utmi);
|
||||
if (ret)
|
||||
if (ret) {
|
||||
kfree(utmi);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
|
||||
clk = clk_register(NULL, &utmi->hw);
|
||||
if (IS_ERR(clk))
|
||||
if (IS_ERR(clk)) {
|
||||
free_irq(utmi->irq, utmi);
|
||||
kfree(utmi);
|
||||
}
|
||||
|
||||
return clk;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user