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(parent: d290da8) | patch
spi: stm32: properly handle 0 byte transfer
authorAlain Volmat <alain.volmat@foss.st.com>
Fri, 5 Feb 2021 18:59:25 +0000 (19:59 +0100)
committerMark Brown <broonie@kernel.org>
Fri, 5 Feb 2021 19:16:55 +0000 (19:16 +0000)
commit2269f5a8b1a7b38651d62676b98182828f29d11a
tree71adb74584ab69136bb13a51e3bf3ba463305222tree | snapshot
parentd290da83cb099d2d259d1dedacdf2f0375b2ecf0commit | diff
spi: stm32: properly handle 0 byte transfer

On 0 byte transfer request, return straight from the
xfer function after finalizing the transfer.

Fixes: dcbe0d84dfa5 ("spi: add driver for STM32 SPI controller")
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
Link: https://lore.kernel.org/r/1612551572-495-2-git-send-email-alain.volmat@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-stm32.c diff | blob | history
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