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authorTrent Piepho <tpiepho@impinj.com>2017-11-06 10:38:23 -0800
committerMark Brown <broonie@kernel.org>2017-11-07 11:20:19 +0100
commit8197f489f4c4398391746a377c10501076b05168 (patch)
treeb764cb0ab9ee903139777e7500b36de8f440a607 /Documentation
parent974488e4ce1ed0b39f2c711c13f523c5912128a1 (diff)
spi: imx: Fix failure path leak on GPIO request error correctly
In commit 974488e4ce1e ("spi: imx: Fix failure path leak on GPIO request error"), spi_bitbang_start() was moved later in the probe sequence. But this doesn't work, as spi_bitbang_start() has to be called before requesting GPIOs because the GPIO data in the spi master is populated when the master is registed, and that doesn't happen until spi_bitbang_start() is called. The default only works if one uses one CS. So add a failure path call to spi_bitbang_stop() to fix the leak. CC: Shawn Guo <shawnguo@kernel.org> CC: Sascha Hauer <kernel@pengutronix.de> CC: Fabio Estevam <fabio.estevam@nxp.com> CC: Mark Brown <broonie@kernel.org> CC: Oleksij Rempel <o.rempel@pengutronix.de> Signed-off-by: Trent Piepho <tpiepho@impinj.com> Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de> Signed-off-by: Mark Brown <broonie@kernel.org>
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