Message ID | 20210915103559.GA7060@kili |
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[net-next] net: wwan: iosm: fix memory leak in ipc_devlink_create_region()
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diff --git a/drivers/net/wwan/iosm/iosm_ipc_devlink.c b/drivers/net/wwan/iosm/iosm_ipc_devlink.c index 592792c277fe..6d4f592ba0b6 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_devlink.c +++ b/drivers/net/wwan/iosm/iosm_ipc_devlink.c @@ -231,7 +231,7 @@ static int ipc_devlink_create_region(struct iosm_devlink *devlink) { struct devlink_region_ops *mdm_coredump; int rc = 0; - u8 i; + int i; mdm_coredump = devlink->iosm_devlink_mdm_coredump; for (i = 0; i < IOSM_NOF_CD_REGION; i++) { @@ -247,7 +247,7 @@ static int ipc_devlink_create_region(struct iosm_devlink *devlink) rc = PTR_ERR(devlink->cd_regions[i]); dev_err(devlink->dev, "Devlink region fail,err %d", rc); /* Delete previously created regions */ - for ( ; i > 0; i--) + for ( ; i >= 0; i--) devlink_region_destroy(devlink->cd_regions[i]); goto region_create_fail; }
This doesn't free the first region in devlink->cd_regions[0] so it's a memory leak. Fixes: 13bb8429ca98 ("net: wwan: iosm: firmware flashing and coredump collection") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- drivers/net/wwan/iosm/iosm_ipc_devlink.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)