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Date: Tue, 7 Jan 2020 15:19:29 -0800 From: "Darrick J. Wong" <darrick.wong@...cle.com> To: Arnd Bergmann <arnd@...db.de> Cc: "Theodore Ts'o" <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, Andreas Gruenbacher <agruenba@...hat.com>, David Sterba <dsterba@...e.com>, Richard Weinberger <richard@....at>, Jan Kara <jack@...e.cz>, Ritesh Harjani <riteshh@...ux.ibm.com>, Eric Biggers <ebiggers@...gle.com>, Matthew Bobrowski <mbobrowski@...browski.org>, Chandan Rajendra <chandan@...ux.ibm.com>, Eric Whitney <enwlinux@...il.com>, linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] fs: fix ext4 unused-variable warning On Tue, Jan 07, 2020 at 09:02:12PM +0100, Arnd Bergmann wrote: > A bugfix introduce a harmless warning: > > fs/ext4/inode.c: In function 'ext4_page_mkwrite': > fs/ext4/inode.c:5910:24: error: unused variable 'mapping' [-Werror=unused-variable] > > Remove the now-unused variable. > > Fixes: 4a58d8158f6d ("fs: Fix page_mkwrite off-by-one errors") > Signed-off-by: Arnd Bergmann <arnd@...db.de> FWIW I dropped the f2fs parts of the patch because there were conflicts and they never acked the patch, so I fixed this at the same time. --D > --- > fs/ext4/inode.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c > index 9a3e8d075cd0..d0049fd0bfd4 100644 > --- a/fs/ext4/inode.c > +++ b/fs/ext4/inode.c > @@ -5907,7 +5907,6 @@ vm_fault_t ext4_page_mkwrite(struct vm_fault *vmf) > vm_fault_t ret; > struct file *file = vma->vm_file; > struct inode *inode = file_inode(file); > - struct address_space *mapping = inode->i_mapping; > handle_t *handle; > get_block_t *get_block; > int retries = 0; > -- > 2.20.0 >
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