phy: tegra: xusb: check return value of devm_kzalloc()

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devm_kzalloc() returns a pointer to dynamically allocated memory.
Pointer could be NULL in case allocation fails. Check pointer validity.
Identified with coccinelle (kmerr.cocci script).

Fixes: f67213cee2 ("phy: tegra: xusb: Add usb-role-switch support")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20230531073950.145339-1-claudiu.beznea@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Claudiu Beznea 2023-05-31 10:39:50 +03:00 • committed by Greg Kroah-Hartman

parent 055ea8efdf

commit d986fb02a1

1 changed files with 3 additions and 0 deletions

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drivers/phy/tegra/xusb.c

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