From: Zheng Yongjun zhengyongjun3@huawei.com
stable inclusion from stable-v5.10.121 commit 172789fd9532ce34e12ae1f03608bb0475272adb category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5L6CQ
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit cc470d55343056d6b2a5c32e10e0aad06f324078 ]
If the device is already in a runtime PM enabled state pm_runtime_get_sync() will return 1, so a test for negative value should be used to check for errors.
Fixes: deba25800a12b ("spi: Add driver for IMG SPFI controller") Signed-off-by: Zheng Yongjun zhengyongjun3@huawei.com Link: https://lore.kernel.org/r/20220422062641.10486-1-zhengyongjun3@huawei.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- drivers/spi/spi-img-spfi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c index 5f05d519fbbd..71376b6df89d 100644 --- a/drivers/spi/spi-img-spfi.c +++ b/drivers/spi/spi-img-spfi.c @@ -731,7 +731,7 @@ static int img_spfi_resume(struct device *dev) int ret;
ret = pm_runtime_get_sync(dev); - if (ret) { + if (ret < 0) { pm_runtime_put_noidle(dev); return ret; }