mirror of
https://github.com/AsahiLinux/u-boot
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9eace7f59e
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: 163247)
Fixes: 0753bc2 (dm: Simple Watchdog uclass)
41 lines
1 KiB
C
41 lines
1 KiB
C
/*
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* Copyright 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 <wdt.h>
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#include <asm/state.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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/* Test that watchdog driver functions are called */
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static int dm_test_wdt_base(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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struct udevice *dev;
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const u64 timeout = 42;
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ut_assertok(uclass_get_device(UCLASS_WDT, 0, &dev));
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ut_assertnonnull(dev);
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ut_asserteq(0, state->wdt.counter);
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ut_asserteq(false, state->wdt.running);
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ut_assertok(wdt_start(dev, timeout, 0));
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ut_asserteq(timeout, state->wdt.counter);
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ut_asserteq(true, state->wdt.running);
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uint reset_count = state->wdt.reset_count;
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ut_assertok(wdt_reset(dev));
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ut_asserteq(reset_count + 1, state->wdt.reset_count);
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ut_asserteq(true, state->wdt.running);
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ut_assertok(wdt_stop(dev));
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ut_asserteq(false, state->wdt.running);
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return 0;
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}
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DM_TEST(dm_test_wdt_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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