spi: stm32: use NULL pointer instead of plain integer

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Patch fixes sparse warning: Using plain integer as NULL pointer. Replaces
second argument of function devm_clk_get from 0 to NULL.

Signed-off-by: Cezary Gapinski <cezary.gapinski@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Cezary Gapinski 2018-12-24 23:00:28 +01:00 • committed by Mark Brown

parent d57a984ff7

commit d4c9134a6c

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drivers/spi/spi-stm32.c

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