smb3: missing inode locks in zero range

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[ Upstream commit c919c164fc ]

smb3 fallocate zero range was not grabbing the inode or filemap_invalidate
locks so could have race with pagemap reinstantiating the page.

Cc: stable@vger.kernel.org
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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David Howells 2022-08-23 01:01:36 -05:00 • committed by Greg Kroah-Hartman

parent ef69b108b5

commit 2a30908856

1 changed files with 30 additions and 25 deletions

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fs/cifs/smb2ops.c

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