* [PATCH 16/30] proc: Add missing annotation for close_pdeo()
[not found] ` <20200223231711.157699-1-jbi.octave@gmail.com>
@ 2020-02-23 23:16 ` Jules Irenge
0 siblings, 0 replies; only message in thread
From: Jules Irenge @ 2020-02-23 23:16 UTC (permalink / raw)
To: boqun.feng
Cc: jbi.octave, linux-kernel, Alexey Dobriyan, Al Viro, Andrew Morton,
David Howells, open list:PROC FILESYSTEM
Sparse reports a warning at close_pdeo()
warning: context imbalance in close_pdeo() - unexpected unlock
The root cause is the missing annotation at close_pdeo()
Add the missing __releases(&pde->pde_unload_lock) annotation
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
fs/proc/inode.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 6da18316d209..1f33cb7a6c47 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -139,6 +139,7 @@ static void unuse_pde(struct proc_dir_entry *pde)
/* pde is locked on entry, unlocked on exit */
static void close_pdeo(struct proc_dir_entry *pde, struct pde_opener *pdeo)
+ __releases(&pde->pde_unload_lock)
{
/*
* close() (proc_reg_release()) can't delete an entry and proceed:
--
2.24.1
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