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1a596c44c0
We know that uclass_get_device() does not return NULL for dev when it
succeeds but coverity does not. Add an extra check to hopefully keep it
happy.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Coverity (CID: 161690)
Fixes: 43b4156 (dm: sandbox: pwm: Add a basic pwm test)
35 lines
875 B
C
35 lines
875 B
C
/*
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* Copyright (C) 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <pwm.h>
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#include <dm/test.h>
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#include <test/ut.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* Basic test of the pwm uclass */
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static int dm_test_pwm_base(struct unit_test_state *uts)
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{
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struct udevice *dev;
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ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev));
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ut_assertnonnull(dev);
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ut_assertok(pwm_set_config(dev, 0, 100, 50));
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ut_assertok(pwm_set_enable(dev, 0, true));
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ut_assertok(pwm_set_enable(dev, 1, true));
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ut_assertok(pwm_set_enable(dev, 2, true));
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ut_asserteq(-ENOSPC, pwm_set_enable(dev, 3, true));
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ut_assertok(pwm_set_invert(dev, 0, true));
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ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev));
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ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev));
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return 0;
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}
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DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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