mmc: pwrseq_simple: fix error path in mmc_pwrseq_simple_alloc
authorNeilBrown <neil@brown.name>
Sat, 21 Feb 2015 04:15:16 +0000 (15:15 +1100)
committerUlf Hansson <ulf.hansson@linaro.org>
Thu, 19 Mar 2015 10:26:35 +0000 (11:26 +0100)
commit6b7a783ebd2181aa2e0e6f9f5509da8466e321e3
tree6c360e11c15c73fa8ebb50446b7e95589a7cabfe
parent06e5801b8cb3fc057d88cb4dc03c0b64b2744cda
mmc: pwrseq_simple: fix error path in mmc_pwrseq_simple_alloc

The current error-path code (when gpiod_get_index() reports
an error) can never free pwrseq->reset_gpios[0], but might
try to tree pwrseq->reset_gpios[-1], which has unfortunate
consequences.

Signed-off-by: NeilBrown <neil@brown.name>
Fixes: 934f1f48330ed695927a51fa068dc5d673f2da19
Acked-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reported-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
drivers/mmc/core/pwrseq_simple.c