qlogic: check kstrtoul() for errors
[ Upstream commitpull/10/head5fc853cc01
] We accidentally left out the error handling for kstrtoul(). Fixes:a520030e32
("qlcnic: Implement flash sysfs callback for 83xx adapter") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
parent
75425326b8
commit
bf106eaa18
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@ -1128,6 +1128,8 @@ static ssize_t qlcnic_83xx_sysfs_flash_write_handler(struct file *filp,
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struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
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ret = kstrtoul(buf, 16, &data);
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if (ret)
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return ret;
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switch (data) {
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case QLC_83XX_FLASH_SECTOR_ERASE_CMD:
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