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wifi: cw1200: Fix potential NULL dereference

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[ Upstream commit 2b94751626a6d49bbe42a19cc1503bd391016bd5 ]

A recent refactoring was identified by static analysis to
cause a potential NULL dereference, fix this!

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/r/202410121505.nyghqEkK-lkp@intel.com/
Fixes: 2719a9e715 ("wifi: cw1200: Convert to GPIO descriptors")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://patch.msgid.link/20241028-cw1200-fix-v1-1-e092b6558d1e@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Linus Walleij
2024-10-28 23:06:53 +01:00
committed by Greg Kroah-Hartman
parent 214fc7bf37
commit 67c914f2d6
1 changed files with 1 additions and 1 deletions
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drivers/net/wireless/st/cw1200/cw1200_spi.c
+1 -1
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@@ -450,7 +450,7 @@ static int __maybe_unused cw1200_spi_suspend(struct device *dev)
{
struct hwbus_priv *self = spi_get_drvdata(to_spi_device(dev));
if (!cw1200_can_suspend(self->core))
if (self && !cw1200_can_suspend(self->core))
return -EAGAIN;
/* XXX notify host that we have to keep CW1200 powered on? */