sata_sx4: correctly handling failed allocation
Since kzalloc can be failed in memory pressure, return error when failed. Signed-off-by: Insu Yun <wuninsu@gmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>
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@ -1396,6 +1396,8 @@ static unsigned int pdc20621_dimm_init(struct ata_host *host)
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addr = 0;
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length = size * 1024 * 1024;
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buf = kzalloc(ECC_ERASE_BUF_SZ, GFP_KERNEL);
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if (!buf)
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return 1;
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while (addr < length) {
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pdc20621_put_to_dimm(host, buf, addr,
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ECC_ERASE_BUF_SZ);
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