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mtd: nand: gpmi: disable the clocks on errors

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We should disable the previously enabled GPMI clocks in the error paths.

Also, when gpmi_enable_clk() fails simply return the error
code immediately rather than jumping to to the 'err_out' label.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Acked-by: Han Xu <han.xu@nxp.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Fabio Estevam 2016-10-22 14:15:22 -02:00 committed by Boris Brezillon
parent 07d9a38068
commit ce93bedb5e
1 changed files with 4 additions and 2 deletions
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6
drivers/mtd/nand/gpmi-nand/gpmi-lib.c
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@ -161,7 +161,7 @@ int gpmi_init(struct gpmi_nand_data *this)
ret = gpmi_enable_clk(this);
if (ret)
goto err_out;
return ret;
ret = gpmi_reset_block(r->gpmi_regs, false);
if (ret)
goto err_out;
@ -197,6 +197,7 @@ int gpmi_init(struct gpmi_nand_data *this)
gpmi_disable_clk(this);
return 0;
err_out:
gpmi_disable_clk(this);
return ret;
}
@ -270,7 +271,7 @@ int bch_set_geometry(struct gpmi_nand_data *this)
ret = gpmi_enable_clk(this);
if (ret)
goto err_out;
return ret;
/*
* Due to erratum #2847 of the MX23, the BCH cannot be soft reset on this
@ -308,6 +309,7 @@ int bch_set_geometry(struct gpmi_nand_data *this)
gpmi_disable_clk(this);
return 0;
err_out:
gpmi_disable_clk(this);
return ret;
}