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habanalabs: add missing error check in sysfs clk_freq_mhz_show

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Add a missing error check in the sysfs show functions for
clk_max_freq_mhz and clk_cur_freq_mhz_show.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Tomer Tayar 2022-01-12 11:20:41 +02:00 committed by Oded Gabbay
parent ca4c8e4e7b
commit aa3e1f12a2
1 changed files with 4 additions and 0 deletions
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4
drivers/misc/habanalabs/common/sysfs.c
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@ -18,6 +18,8 @@ static ssize_t clk_max_freq_mhz_show(struct device *dev, struct device_attribute
return -ENODEV;
value = hl_fw_get_frequency(hdev, hdev->asic_prop.clk_pll_index, false);
if (value < 0)
return value;
hdev->asic_prop.max_freq_value = value;
@ -59,6 +61,8 @@ static ssize_t clk_cur_freq_mhz_show(struct device *dev, struct device_attribute
return -ENODEV;
value = hl_fw_get_frequency(hdev, hdev->asic_prop.clk_pll_index, true);
if (value < 0)
return value;
return sprintf(buf, "%lu\n", (value / 1000 / 1000));
}