diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-05 08:54:36 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-05 08:54:36 +0200 |
commit | 168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04 (patch) | |
tree | b3d8e85dd327bd288064a43e1020b770d18db30b /drivers/nvme/host/core.c | |
parent | Merge tag 'usb-for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next (diff) | |
parent | Linux 5.9-rc8 (diff) | |
download | wireguard-linux-168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04.tar.xz wireguard-linux-168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04.zip |
Merge 5.9-rc8 into usb-next
We need the USB fixes in here as well for testing.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvme/host/core.c')
-rw-r--r-- | drivers/nvme/host/core.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f3a61a24d45f..8f9d61e0729f 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -3041,7 +3041,7 @@ static int nvme_get_effects_log(struct nvme_ctrl *ctrl, u8 csi, if (!cel) return -ENOMEM; - ret = nvme_get_log(ctrl, NVME_NSID_ALL, NVME_LOG_CMD_EFFECTS, 0, csi, + ret = nvme_get_log(ctrl, 0x00, NVME_LOG_CMD_EFFECTS, 0, csi, &cel->log, sizeof(cel->log), 0); if (ret) { kfree(cel); @@ -3236,8 +3236,11 @@ int nvme_init_identify(struct nvme_ctrl *ctrl) if (ret < 0) return ret; - if (!ctrl->identified) - nvme_hwmon_init(ctrl); + if (!ctrl->identified) { + ret = nvme_hwmon_init(ctrl); + if (ret < 0) + return ret; + } ctrl->identified = true; @@ -3261,10 +3264,24 @@ static int nvme_dev_open(struct inode *inode, struct file *file) return -EWOULDBLOCK; } + nvme_get_ctrl(ctrl); + if (!try_module_get(ctrl->ops->module)) + return -EINVAL; + file->private_data = ctrl; return 0; } +static int nvme_dev_release(struct inode *inode, struct file *file) +{ + struct nvme_ctrl *ctrl = + container_of(inode->i_cdev, struct nvme_ctrl, cdev); + + module_put(ctrl->ops->module); + nvme_put_ctrl(ctrl); + return 0; +} + static int nvme_dev_user_cmd(struct nvme_ctrl *ctrl, void __user *argp) { struct nvme_ns *ns; @@ -3327,6 +3344,7 @@ static long nvme_dev_ioctl(struct file *file, unsigned int cmd, static const struct file_operations nvme_dev_fops = { .owner = THIS_MODULE, .open = nvme_dev_open, + .release = nvme_dev_release, .unlocked_ioctl = nvme_dev_ioctl, .compat_ioctl = compat_ptr_ioctl, }; |