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clk:mmp:clk-of-mmp2: Free memory and Unmap region obtained by kzalloc and of_iomap

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Free memory and memory mapping , if mmp2_clk_init is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
[sboyd@codeaurora.org: Put return at the right place]
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Arvind Yadav 2016-09-20 16:38:58 +05:30 committed by Stephen Boyd
parent 19b9f29d25
commit 81ba3cc29a
1 changed files with 12 additions and 3 deletions
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15
drivers/clk/mmp/clk-of-mmp2.c
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@ -309,19 +309,19 @@ static void __init mmp2_clk_init(struct device_node *np)
pxa_unit->mpmu_base = of_iomap(np, 0);
if (!pxa_unit->mpmu_base) {
pr_err("failed to map mpmu registers\n");
return;
goto free_memory;
}
pxa_unit->apmu_base = of_iomap(np, 1);
if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
goto unmap_mpmu_region;
}
pxa_unit->apbc_base = of_iomap(np, 2);
if (!pxa_unit->apbc_base) {
pr_err("failed to map apbc registers\n");
return;
goto unmap_apmu_region;
}
mmp_clk_init(np, &pxa_unit->unit, MMP2_NR_CLKS);
@ -333,6 +333,15 @@ static void __init mmp2_clk_init(struct device_node *np)
mmp2_axi_periph_clk_init(pxa_unit);
mmp2_clk_reset_init(np, pxa_unit);
return;
unmap_apmu_region:
iounmap(pxa_unit->apmu_base);
unmap_mpmu_region:
iounmap(pxa_unit->mpmu_base);
free_memory:
kfree(pxa_unit);
}
CLK_OF_DECLARE(mmp2_clk, "marvell,mmp2-clock", mmp2_clk_init);