tree dd15941be1c4c27dc22ae6b6721affdadb590c85
parent 56912da7a68c8356df6a6740476237441b0b792a
author Alexandru Tachici <alexandru.tachici@analog.com> 1626469365 +0300
committer Mark Brown <broonie@kernel.org> 1626784445 +0100
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spi: spi-bcm2835: Fix deadlock

The bcm2835_spi_transfer_one function can create a deadlock
if it is called while another thread already has the
CCF lock.

Signed-off-by: Alexandru Tachici <alexandru.tachici@analog.com>
Fixes: f8043872e796 ("spi: add driver for BCM2835")
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20210716210245.13240-2-alexandru.tachici@analog.com
Signed-off-by: Mark Brown <broonie@kernel.org>