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authorGeliang Tang2015-11-07 12:00:21 +0800
committerAlexandre Belloni2016-01-11 20:19:55 +0100
commitb01079be449b895913ce17a47933820af708d5dd (patch)
treee8e8b3a391e81469d64e813a3fc11ee5e3f6f39c /drivers/rtc
parentfbbf53f70225c82ba877de780486be5bc81b29e2 (diff)
rtc: fix module reference count in rtc-proc
rtc-proc.c is not built as a module. Thus, rather than dealing with THIS_MODULE's reference count, we should deal with rtc->owner's reference count. Signed-off-by: Geliang Tang <geliangtang@163.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/rtc-proc.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index ffa69e1c9245..31e7e23cc5be 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -112,19 +112,21 @@ static int rtc_proc_open(struct inode *inode, struct file *file)
int ret;
struct rtc_device *rtc = PDE_DATA(inode);
- if (!try_module_get(THIS_MODULE))
+ if (!try_module_get(rtc->owner))
return -ENODEV;
ret = single_open(file, rtc_proc_show, rtc);
if (ret)
- module_put(THIS_MODULE);
+ module_put(rtc->owner);
return ret;
}
static int rtc_proc_release(struct inode *inode, struct file *file)
{
int res = single_release(inode, file);
- module_put(THIS_MODULE);
+ struct rtc_device *rtc = PDE_DATA(inode);
+
+ module_put(rtc->owner);
return res;
}