[PATCH v1] scsi: ufs: core: Remove the ufshcd_release in ufshcd_err_handling_prepare

From: SEO HOYOUNG
Date: Mon Jan 22 2024 - 03:32:18 EST


If err_handler is performed in the suspend/resume situation, ufs_release
can be called twice and active_reqs valid can be negative.
This is because ufshcd_errhandling_prepare() and
ufshcd_err_handling_unprepare() repeatedly release calls.
Eventually, active_reqs have a value different from the intention.
To prevent this, release duplication processing was removed.

Signed-off-by: SEO HOYOUNG <hy50.seo@xxxxxxxxxxx>
---
drivers/ufs/core/ufshcd.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 7c59d7a02243..423e83074a20 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -6351,7 +6351,6 @@ static void ufshcd_err_handling_prepare(struct ufs_hba *hba)
ufshcd_hold(hba);
if (!ufshcd_is_clkgating_allowed(hba))
ufshcd_setup_clocks(hba, true);
- ufshcd_release(hba);
pm_op = hba->is_sys_suspended ? UFS_SYSTEM_PM : UFS_RUNTIME_PM;
ufshcd_vops_resume(hba, pm_op);
} else {
--
2.26.0