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authorTony Lindgren <tony@atomide.com>2018-05-18 19:30:07 +0200
committerMark Brown <broonie@kernel.org>2018-05-21 17:44:25 +0200
commit7e48e23a1f4a50f93ac1073f1326e0a73829b631 (patch)
tree96621dc530bf77907bb558b303b4a9ee97888234 /drivers/spi/spi.c
parentspi: ti-qspi: Make sure res_mmap != NULL before dereferencing it (diff)
downloadlinux-7e48e23a1f4a50f93ac1073f1326e0a73829b631.tar.xz
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spi: Add missing pm_runtime_put_noidle() after failed get
If pm_runtime_get_sync() fails we should call pm_runtime_put_noidle(). This is probably not a critical fix as we should only hit this when things are broken elsewhere. Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to '')
-rw-r--r--drivers/spi/spi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 8ee1ba13eb23..20b5b2754830 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1212,6 +1212,7 @@ static void __spi_pump_messages(struct spi_controller *ctlr, bool in_kthread)
if (!was_busy && ctlr->auto_runtime_pm) {
ret = pm_runtime_get_sync(ctlr->dev.parent);
if (ret < 0) {
+ pm_runtime_put_noidle(ctlr->dev.parent);
dev_err(&ctlr->dev, "Failed to power device: %d\n",
ret);
mutex_unlock(&ctlr->io_mutex);