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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2020-09-09 12:43:04 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-17 13:47:44 +0200 |
| commit | 45ffad151baed2e946658da840fd043ff2ef14eb (patch) | |
| tree | f4de162e67e445033416cf29f1416cea1283155c /drivers/spi | |
| parent | 9ed3ab0c62d491b507bbd55e3b4c5911bc160e88 (diff) | |
| download | linux-stable-45ffad151baed2e946658da840fd043ff2ef14eb.tar.gz linux-stable-45ffad151baed2e946658da840fd043ff2ef14eb.tar.bz2 linux-stable-45ffad151baed2e946658da840fd043ff2ef14eb.zip | |
spi: stm32: fix pm_runtime_get_sync() error checking
[ Upstream commit c170a5a3b6944ad8e76547c4a1d9fe81c8f23ac8 ]
The pm_runtime_get_sync() can return either 0 or 1 on success but this
code treats 1 as a failure.
Fixes: db96bf976a4f ("spi: stm32: fixes suspend/resume management")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Alain Volmat <alain.volmat@st.com>
Link: https://lore.kernel.org/r/20200909094304.GA420136@mwanda
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-stm32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c index 09b418ff99b1..9d8ceb63f7db 100644 --- a/drivers/spi/spi-stm32.c +++ b/drivers/spi/spi-stm32.c @@ -2054,7 +2054,7 @@ static int stm32_spi_resume(struct device *dev) } ret = pm_runtime_get_sync(dev); - if (ret) { + if (ret < 0) { dev_err(dev, "Unable to power device:%d\n", ret); return ret; } |