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path: root/drivers/scsi/sg.c
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Diffstat (limited to 'drivers/scsi/sg.c')
-rw-r--r--drivers/scsi/sg.c61
1 files changed, 39 insertions, 22 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 4968c4ced38..040f751809e 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1185,7 +1185,7 @@ sg_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
return VM_FAULT_SIGBUS;
}
-static struct vm_operations_struct sg_mmap_vm_ops = {
+static const struct vm_operations_struct sg_mmap_vm_ops = {
.fault = sg_vma_fault,
};
@@ -1317,7 +1317,7 @@ static void sg_rq_end_io(struct request *rq, int uptodate)
}
}
-static struct file_operations sg_fops = {
+static const struct file_operations sg_fops = {
.owner = THIS_MODULE,
.read = sg_read,
.write = sg_write,
@@ -1708,11 +1708,6 @@ static int sg_finish_rem_req(Sg_request * srp)
Sg_scatter_hold *req_schp = &srp->data;
SCSI_LOG_TIMEOUT(4, printk("sg_finish_rem_req: res_used=%d\n", (int) srp->res_used));
- if (srp->res_used)
- sg_unlink_reserve(sfp, srp);
- else
- sg_remove_scat(req_schp);
-
if (srp->rq) {
if (srp->bio)
ret = blk_rq_unmap_user(srp->bio);
@@ -1720,6 +1715,11 @@ static int sg_finish_rem_req(Sg_request * srp)
blk_put_request(srp->rq);
}
+ if (srp->res_used)
+ sg_unlink_reserve(sfp, srp);
+ else
+ sg_remove_scat(req_schp);
+
sg_remove_request(sfp, srp);
return ret;
@@ -2194,9 +2194,11 @@ static int sg_proc_seq_show_int(struct seq_file *s, void *v);
static int sg_proc_single_open_adio(struct inode *inode, struct file *file);
static ssize_t sg_proc_write_adio(struct file *filp, const char __user *buffer,
size_t count, loff_t *off);
-static struct file_operations adio_fops = {
- /* .owner, .read and .llseek added in sg_proc_init() */
+static const struct file_operations adio_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_single_open_adio,
+ .read = seq_read,
+ .llseek = seq_lseek,
.write = sg_proc_write_adio,
.release = single_release,
};
@@ -2204,23 +2206,32 @@ static struct file_operations adio_fops = {
static int sg_proc_single_open_dressz(struct inode *inode, struct file *file);
static ssize_t sg_proc_write_dressz(struct file *filp,
const char __user *buffer, size_t count, loff_t *off);
-static struct file_operations dressz_fops = {
+static const struct file_operations dressz_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_single_open_dressz,
+ .read = seq_read,
+ .llseek = seq_lseek,
.write = sg_proc_write_dressz,
.release = single_release,
};
static int sg_proc_seq_show_version(struct seq_file *s, void *v);
static int sg_proc_single_open_version(struct inode *inode, struct file *file);
-static struct file_operations version_fops = {
+static const struct file_operations version_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_single_open_version,
+ .read = seq_read,
+ .llseek = seq_lseek,
.release = single_release,
};
static int sg_proc_seq_show_devhdr(struct seq_file *s, void *v);
static int sg_proc_single_open_devhdr(struct inode *inode, struct file *file);
-static struct file_operations devhdr_fops = {
+static const struct file_operations devhdr_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_single_open_devhdr,
+ .read = seq_read,
+ .llseek = seq_lseek,
.release = single_release,
};
@@ -2229,11 +2240,14 @@ static int sg_proc_open_dev(struct inode *inode, struct file *file);
static void * dev_seq_start(struct seq_file *s, loff_t *pos);
static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos);
static void dev_seq_stop(struct seq_file *s, void *v);
-static struct file_operations dev_fops = {
+static const struct file_operations dev_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_open_dev,
+ .read = seq_read,
+ .llseek = seq_lseek,
.release = seq_release,
};
-static struct seq_operations dev_seq_ops = {
+static const struct seq_operations dev_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
.stop = dev_seq_stop,
@@ -2242,11 +2256,14 @@ static struct seq_operations dev_seq_ops = {
static int sg_proc_seq_show_devstrs(struct seq_file *s, void *v);
static int sg_proc_open_devstrs(struct inode *inode, struct file *file);
-static struct file_operations devstrs_fops = {
+static const struct file_operations devstrs_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_open_devstrs,
+ .read = seq_read,
+ .llseek = seq_lseek,
.release = seq_release,
};
-static struct seq_operations devstrs_seq_ops = {
+static const struct seq_operations devstrs_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
.stop = dev_seq_stop,
@@ -2255,11 +2272,14 @@ static struct seq_operations devstrs_seq_ops = {
static int sg_proc_seq_show_debug(struct seq_file *s, void *v);
static int sg_proc_open_debug(struct inode *inode, struct file *file);
-static struct file_operations debug_fops = {
+static const struct file_operations debug_fops = {
+ .owner = THIS_MODULE,
.open = sg_proc_open_debug,
+ .read = seq_read,
+ .llseek = seq_lseek,
.release = seq_release,
};
-static struct seq_operations debug_seq_ops = {
+static const struct seq_operations debug_seq_ops = {
.start = dev_seq_start,
.next = dev_seq_next,
.stop = dev_seq_stop,
@@ -2269,7 +2289,7 @@ static struct seq_operations debug_seq_ops = {
struct sg_proc_leaf {
const char * name;
- struct file_operations * fops;
+ const struct file_operations * fops;
};
static struct sg_proc_leaf sg_proc_leaf_arr[] = {
@@ -2295,9 +2315,6 @@ sg_proc_init(void)
for (k = 0; k < num_leaves; ++k) {
leaf = &sg_proc_leaf_arr[k];
mask = leaf->fops->write ? S_IRUGO | S_IWUSR : S_IRUGO;
- leaf->fops->owner = THIS_MODULE;
- leaf->fops->read = seq_read;
- leaf->fops->llseek = seq_lseek;
proc_create(leaf->name, mask, sg_proc_sgp, leaf->fops);
}
return 0;