And stop trying to get a reference on the submodule, procfs code deals
with release after and unloaded module and thus removed proc entry.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/rtc/rtc-proc.c | 33 ++-------------------------------
1 file changed, 2 insertions(+), 31 deletions(-)
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index 31e7e23cc5be..a9dd9218fae2 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -107,40 +107,11 @@ static int rtc_proc_show(struct seq_file *seq, void *offset)
return 0;
}
-static int rtc_proc_open(struct inode *inode, struct file *file)
-{
- int ret;
- struct rtc_device *rtc = PDE_DATA(inode);
-
- if (!try_module_get(rtc->owner))
- return -ENODEV;
-
- ret = single_open(file, rtc_proc_show, rtc);
- if (ret)
- module_put(rtc->owner);
- return ret;
-}
-
-static int rtc_proc_release(struct inode *inode, struct file *file)
-{
- int res = single_release(inode, file);
- struct rtc_device *rtc = PDE_DATA(inode);
-
- module_put(rtc->owner);
- return res;
-}
-
-static const struct file_operations rtc_proc_fops = {
- .open = rtc_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = rtc_proc_release,
-};
-
void rtc_proc_add_device(struct rtc_device *rtc)
{
if (is_rtc_hctosys(rtc))
- proc_create_data("driver/rtc", 0, NULL, &rtc_proc_fops, rtc);
+ proc_create_single_data("driver/rtc", 0, NULL, rtc_proc_show,
+ rtc);
}
void rtc_proc_del_device(struct rtc_device *rtc)
--
2.17.0
--
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