diff options
| author | Christian Eggers <ceggers@arri.de> | 2022-01-25 11:16:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-23 14:03:14 +0300 |
| commit | 4a7ec50298b1127c5024a750c969ea0794899545 (patch) | |
| tree | 18e0b3ae40a1b0fef42c643153df0c4bcd71f8e8 | |
| parent | 45948a4b1fd00cfea2ff0ac27d8ceef018a7d826 (diff) | |
| download | linux-4a7ec50298b1127c5024a750c969ea0794899545.tar.xz | |
mtd: rawnand: gpmi: don't leak PM reference in error path
commit 9161f365c91614e5a3f5c6dcc44c3b1b33bc59c0 upstream.
If gpmi_nfc_apply_timings() fails, the PM runtime usage counter must be
dropped.
Reported-by: Pavel Machek <pavel@denx.de>
Fixes: f53d4c109a66 ("mtd: rawnand: gpmi: Add ERR007117 protection for nfc_apply_timings")
Signed-off-by: Christian Eggers <ceggers@arri.de>
Cc: stable@vger.kernel.org
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220125081619.6286-1-ceggers@arri.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c index 6e9f7d80ef8b..668d69fe4cf2 100644 --- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c @@ -2293,7 +2293,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip, this->hw.must_apply_timings = false; ret = gpmi_nfc_apply_timings(this); if (ret) - return ret; + goto out_pm; } dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs); @@ -2422,6 +2422,7 @@ unmap: this->bch = false; +out_pm: pm_runtime_mark_last_busy(this->dev); pm_runtime_put_autosuspend(this->dev); |