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| author |   Gustavo A. R. Silva <gustavo@embeddedor.com> | 2019-05-27 13:10:50 -0500 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-03 14:24:57 +0200 |
| commit | 2649939ad750db48f94d3cdab26e3a0115672e6b (patch) | |
| tree | 5a4b87456663b65e09f9af8e8d5da40f33141504 /drivers/usb | |
| parent | Linux 5.2-rc3 (diff) | |
| download | linux-dev-2649939ad750db48f94d3cdab26e3a0115672e6b.tar.xz linux-dev-2649939ad750db48f94d3cdab26e3a0115672e6b.zip | |
usb: typec: ucsi: ccg: fix memory leak in do_flash
In case memory resources for *fw* were successfully allocated,
release them before return.
Addresses-Coverity-ID: 1445499 ("Resource leak")
Fixes: 5c9ae5a87573 ("usb: typec: ucsi: ccg: add firmware flashing support")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/typec/ucsi/ucsi_ccg.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c index 9d46aa9e4e35..bf63074675fc 100644 --- a/drivers/usb/typec/ucsi/ucsi_ccg.c +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c @@ -862,8 +862,10 @@ static int do_flash(struct ucsi_ccg *uc, enum enum_flash_mode mode) not_signed_fw: wr_buf = kzalloc(CCG4_ROW_SIZE + 4, GFP_KERNEL); - if (!wr_buf) - return -ENOMEM; + if (!wr_buf) { + err = -ENOMEM; + goto release_fw; + } err = ccg_cmd_enter_flashing(uc); if (err) |