From 23fa18eaa71266feff7ba8d83022d9e1cc83c65a Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:42:03 +0000
Subject: [PATCH] disable pwm7

---
 kernel/drivers/md/dm-snap-persistent.c |   15 ++++-----------
 1 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/kernel/drivers/md/dm-snap-persistent.c b/kernel/drivers/md/dm-snap-persistent.c
index 963d377..8e329c3 100644
--- a/kernel/drivers/md/dm-snap-persistent.c
+++ b/kernel/drivers/md/dm-snap-persistent.c
@@ -252,7 +252,7 @@
 
 	/*
 	 * Issue the synchronous I/O from a different thread
-	 * to avoid generic_make_request recursion.
+	 * to avoid submit_bio_noacct recursion.
 	 */
 	INIT_WORK_ONSTACK(&req.work, do_metadata);
 	queue_work(ps->metadata_wq, &req.work);
@@ -284,16 +284,9 @@
  */
 static int area_io(struct pstore *ps, int op, int op_flags)
 {
-	int r;
-	chunk_t chunk;
+	chunk_t chunk = area_location(ps, ps->current_area);
 
-	chunk = area_location(ps, ps->current_area);
-
-	r = chunk_io(ps, ps->area, chunk, op, op_flags, 0);
-	if (r)
-		return r;
-
-	return 0;
+	return chunk_io(ps, ps->area, chunk, op, op_flags, 0);
 }
 
 static void zero_memory_area(struct pstore *ps)
@@ -613,7 +606,7 @@
 						    chunk_t old, chunk_t new),
 				    void *callback_context)
 {
-	int r, uninitialized_var(new_snapshot);
+	int r, new_snapshot;
 	struct pstore *ps = get_info(store);
 
 	/*

--
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