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[1/5] netfs: Fix a missing rreq put in netfs_write_begin()

Message ID 161781042127.463527.9154479794406046987.stgit@warthog.procyon.org.uk (mailing list archive)
State New
Headers show
Series netfs: Fixes for the netfs lib | expand

Commit Message

David Howells April 7, 2021, 3:47 p.m. UTC
netfs_write_begin() needs to drop a ref on the read request if the network
filesystem gives an error when called to begin the caching op.

Signed-off-by: David Howells <dhowells@redhat.com>
---

 fs/netfs/read_helper.c |    2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 3498bde035eb..0066db21aa11 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -1169,6 +1169,8 @@  int netfs_write_begin(struct file *file, struct address_space *mapping,
 	_leave(" = 0");
 	return 0;
 
+error_put:
+	netfs_put_read_request(rreq, false);
 error:
 	unlock_page(page);
 	put_page(page);