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[3/9] hostap: Add missing annotations for prism2_bss_list_proc_start() and prism2_bss_list_proc_stop

Message ID 20200411001933.10072-4-jbi.octave@gmail.com
State Awaiting Upstream
Delegated to: David Miller
Headers show
Series None | expand

Commit Message

Jules Irenge April 11, 2020, 12:19 a.m. UTC
Sparse reports warnings at prism2_bss_list_proc_start() and prism2_bss_list_proc_stop()

warning: context imbalance in prism2_wds_proc_stop() - unexpected unlock
warning: context imbalance in prism2_bss_list_proc_start() - wrong count at exit

The root cause is the missing annotations at prism2_bss_list_proc_start()

Add the missing __acquires(&local->lock) annotation
Add the missing __releases(&local->lock) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 drivers/net/wireless/intersil/hostap/hostap_proc.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Kalle Valo April 15, 2020, 8:42 a.m. UTC | #1
Jules Irenge <jbi.octave@gmail.com> wrote:

> Sparse reports warnings at prism2_bss_list_proc_start() and prism2_bss_list_proc_stop()
> 
> warning: context imbalance in prism2_wds_proc_stop() - unexpected unlock
> warning: context imbalance in prism2_bss_list_proc_start() - wrong count at exit
> 
> The root cause is the missing annotations at prism2_bss_list_proc_start()
> 
> Add the missing __acquires(&local->lock) annotation
> Add the missing __releases(&local->lock) annotation
> 
> Signed-off-by: Jules Irenge <jbi.octave@gmail.com>

Patch applied to wireless-drivers-next.git, thanks.

1c0e3c73e98d hostap: Add missing annotations for prism2_bss_list_proc_start() and prism2_bss_list_proc_stop
diff mbox series

Patch

diff --git a/drivers/net/wireless/intersil/hostap/hostap_proc.c b/drivers/net/wireless/intersil/hostap/hostap_proc.c
index a2ee4693eaed..97c270845fd1 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_proc.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_proc.c
@@ -149,6 +149,7 @@  static int prism2_bss_list_proc_show(struct seq_file *m, void *v)
 }
 
 static void *prism2_bss_list_proc_start(struct seq_file *m, loff_t *_pos)
+	__acquires(&local->lock)
 {
 	local_info_t *local = PDE_DATA(file_inode(m->file));
 	spin_lock_bh(&local->lock);
@@ -162,6 +163,7 @@  static void *prism2_bss_list_proc_next(struct seq_file *m, void *v, loff_t *_pos
 }
 
 static void prism2_bss_list_proc_stop(struct seq_file *m, void *v)
+	__releases(&local->lock)
 {
 	local_info_t *local = PDE_DATA(file_inode(m->file));
 	spin_unlock_bh(&local->lock);