Commit 427cc61a authored by Insu Yun's avatar Insu Yun Committed by Tejun Heo
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sata_sx4: correctly handling failed allocation 



Since kzalloc can be failed in memory pressure, return error when failed.

Signed-off-by: default avatarInsu Yun <wuninsu@gmail.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 1980eb9b

drivers/ata/sata_sx4.c

+2 −0
Original line number Diff line number Diff line
@@ -1396,6 +1396,8 @@ static unsigned int pdc20621_dimm_init(struct ata_host *host) 
		addr = 0;

		length = size * 1024 * 1024;

		buf = kzalloc(ECC_ERASE_BUF_SZ, GFP_KERNEL);

		if (!buf)

			return 1;

		while (addr < length) {

			pdc20621_put_to_dimm(host, buf, addr,

					     ECC_ERASE_BUF_SZ);