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authorChristoph Hellwig <hch@lst.de>2018-05-15 16:57:23 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:23:35 +0300
commit3f3942aca6da351a12543aa776467791b63b3a78 (patch)
tree31030e086ea36920e07078ea2289b9b72c0b2939 /drivers/isdn
parent44414d82cfe0f68cb59d0a42f599ccd893ae0032 (diff)
downloadlinux-3f3942aca6da351a12543aa776467791b63b3a78.tar.xz
proc: introduce proc_create_single{,_data}
Variants of proc_create{,_data} that directly take a seq_file show callback and drastically reduces the boilerplate code in the callers. All trivial callers converted over. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/capi/capi.c30
-rw-r--r--drivers/isdn/capi/capidrv.c15
-rw-r--r--drivers/isdn/hardware/eicon/diva_didd.c17
-rw-r--r--drivers/isdn/hardware/eicon/divasi.c17
4 files changed, 7 insertions, 72 deletions
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 19cd93783c87..baa1ee2bc2ac 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -1340,19 +1340,6 @@ static int capi20_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int capi20_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, capi20_proc_show, NULL);
-}
-
-static const struct file_operations capi20_proc_fops = {
- .owner = THIS_MODULE,
- .open = capi20_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
/*
* /proc/capi/capi20ncci:
* applid ncci
@@ -1373,23 +1360,10 @@ static int capi20ncci_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int capi20ncci_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, capi20ncci_proc_show, NULL);
-}
-
-static const struct file_operations capi20ncci_proc_fops = {
- .owner = THIS_MODULE,
- .open = capi20ncci_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static void __init proc_init(void)
{
- proc_create("capi/capi20", 0, NULL, &capi20_proc_fops);
- proc_create("capi/capi20ncci", 0, NULL, &capi20ncci_proc_fops);
+ proc_create_single("capi/capi20", 0, NULL, capi20_proc_show);
+ proc_create_single("capi/capi20ncci", 0, NULL, capi20ncci_proc_show);
}
static void __exit proc_exit(void)
diff --git a/drivers/isdn/capi/capidrv.c b/drivers/isdn/capi/capidrv.c
index 49fef08858c5..7ac51798949d 100644
--- a/drivers/isdn/capi/capidrv.c
+++ b/drivers/isdn/capi/capidrv.c
@@ -2460,22 +2460,9 @@ static int capidrv_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int capidrv_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, capidrv_proc_show, NULL);
-}
-
-static const struct file_operations capidrv_proc_fops = {
- .owner = THIS_MODULE,
- .open = capidrv_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static void __init proc_init(void)
{
- proc_create("capi/capidrv", 0, NULL, &capidrv_proc_fops);
+ proc_create_single("capi/capidrv", 0, NULL, capidrv_proc_show);
}
static void __exit proc_exit(void)
diff --git a/drivers/isdn/hardware/eicon/diva_didd.c b/drivers/isdn/hardware/eicon/diva_didd.c
index fab6ccfb00d5..60e79257dd5f 100644
--- a/drivers/isdn/hardware/eicon/diva_didd.c
+++ b/drivers/isdn/hardware/eicon/diva_didd.c
@@ -78,26 +78,13 @@ static int divadidd_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int divadidd_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, divadidd_proc_show, NULL);
-}
-
-static const struct file_operations divadidd_proc_fops = {
- .owner = THIS_MODULE,
- .open = divadidd_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int __init create_proc(void)
{
proc_net_eicon = proc_mkdir("eicon", init_net.proc_net);
if (proc_net_eicon) {
- proc_didd = proc_create(DRIVERLNAME, S_IRUGO, proc_net_eicon,
- &divadidd_proc_fops);
+ proc_didd = proc_create_single(DRIVERLNAME, S_IRUGO,
+ proc_net_eicon, divadidd_proc_show);
return (1);
}
return (0);
diff --git a/drivers/isdn/hardware/eicon/divasi.c b/drivers/isdn/hardware/eicon/divasi.c
index 525518c945fe..e7081e0c0e35 100644
--- a/drivers/isdn/hardware/eicon/divasi.c
+++ b/drivers/isdn/hardware/eicon/divasi.c
@@ -101,23 +101,10 @@ static int um_idi_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int um_idi_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, um_idi_proc_show, NULL);
-}
-
-static const struct file_operations um_idi_proc_fops = {
- .owner = THIS_MODULE,
- .open = um_idi_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int __init create_um_idi_proc(void)
{
- um_idi_proc_entry = proc_create(DRIVERLNAME, S_IRUGO, proc_net_eicon,
- &um_idi_proc_fops);
+ um_idi_proc_entry = proc_create_single(DRIVERLNAME, S_IRUGO,
+ proc_net_eicon, um_idi_proc_show);
if (!um_idi_proc_entry)
return (0);
return (1);