fs/afs/dir.c:50:1: error: no return statement in function returning non-void
From: kernel test robot
Date: Tue Oct 10 2023 - 07:18:14 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 94f6f0550c625fab1f373bb86a6669b45e9748b3
commit: 172aad81a882443eefe1bd860c4eddc81b14dd5b kbuild: enforce -Werror=return-type
date: 3 years ago
config: s390-randconfig-r033-20230512 (https://download.01.org/0day-ci/archive/20231010/202310101901.Q5SauZ72-lkp@xxxxxxxxx/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231010/202310101901.Q5SauZ72-lkp@xxxxxxxxx/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310101901.Q5SauZ72-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
fs/afs/dir.c: In function 'afs_dir_set_page_dirty':
>> fs/afs/dir.c:50:1: error: no return statement in function returning non-void [-Werror=return-type]
50 | }
| ^
cc1: some warnings being treated as errors
vim +50 fs/afs/dir.c
^1da177e4c3f415 Linus Torvalds 2005-04-16 19
260a980317dac80 David Howells 2007-04-26 20 static struct dentry *afs_lookup(struct inode *dir, struct dentry *dentry,
00cd8dd3bf95f2c Al Viro 2012-06-10 21 unsigned int flags);
^1da177e4c3f415 Linus Torvalds 2005-04-16 22 static int afs_dir_open(struct inode *inode, struct file *file);
1bbae9f81860995 Al Viro 2013-05-22 23 static int afs_readdir(struct file *file, struct dir_context *ctx);
0b728e1911cbe6e Al Viro 2012-06-10 24 static int afs_d_revalidate(struct dentry *dentry, unsigned int flags);
fe15ce446beb3a3 Nick Piggin 2011-01-07 25 static int afs_d_delete(const struct dentry *dentry);
79ddbfa500b37a9 David Howells 2019-04-25 26 static void afs_d_iput(struct dentry *dentry, struct inode *inode);
5cf9dd55a0ec264 David Howells 2018-04-09 27 static int afs_lookup_one_filldir(struct dir_context *ctx, const char *name, int nlen,
5cf9dd55a0ec264 David Howells 2018-04-09 28 loff_t fpos, u64 ino, unsigned dtype);
ac7576f4b1da8c9 Miklos Szeredi 2014-10-30 29 static int afs_lookup_filldir(struct dir_context *ctx, const char *name, int nlen,
afefdbb28a0a2af David Howells 2006-10-03 30 loff_t fpos, u64 ino, unsigned dtype);
4acdaf27ebe2034 Al Viro 2011-07-26 31 static int afs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
ebfc3b49a7ac259 Al Viro 2012-06-10 32 bool excl);
18bb1db3e7607e4 Al Viro 2011-07-26 33 static int afs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
260a980317dac80 David Howells 2007-04-26 34 static int afs_rmdir(struct inode *dir, struct dentry *dentry);
260a980317dac80 David Howells 2007-04-26 35 static int afs_unlink(struct inode *dir, struct dentry *dentry);
260a980317dac80 David Howells 2007-04-26 36 static int afs_link(struct dentry *from, struct inode *dir,
260a980317dac80 David Howells 2007-04-26 37 struct dentry *dentry);
260a980317dac80 David Howells 2007-04-26 38 static int afs_symlink(struct inode *dir, struct dentry *dentry,
260a980317dac80 David Howells 2007-04-26 39 const char *content);
260a980317dac80 David Howells 2007-04-26 40 static int afs_rename(struct inode *old_dir, struct dentry *old_dentry,
1cd66c93ba8cdb8 Miklos Szeredi 2016-09-27 41 struct inode *new_dir, struct dentry *new_dentry,
1cd66c93ba8cdb8 Miklos Szeredi 2016-09-27 42 unsigned int flags);
f3ddee8dc4e2cff David Howells 2018-04-06 43 static int afs_dir_releasepage(struct page *page, gfp_t gfp_flags);
f3ddee8dc4e2cff David Howells 2018-04-06 44 static void afs_dir_invalidatepage(struct page *page, unsigned int offset,
f3ddee8dc4e2cff David Howells 2018-04-06 45 unsigned int length);
f3ddee8dc4e2cff David Howells 2018-04-06 46
f3ddee8dc4e2cff David Howells 2018-04-06 47 static int afs_dir_set_page_dirty(struct page *page)
f3ddee8dc4e2cff David Howells 2018-04-06 48 {
f3ddee8dc4e2cff David Howells 2018-04-06 49 BUG(); /* This should never happen. */
f3ddee8dc4e2cff David Howells 2018-04-06 @50 }
^1da177e4c3f415 Linus Torvalds 2005-04-16 51
:::::: The code at line 50 was first introduced by commit
:::::: f3ddee8dc4e2cff37936afbeed2fdaa95b7fb7c6 afs: Fix directory handling
:::::: TO: David Howells <dhowells@xxxxxxxxxx>
:::::: CC: David Howells <dhowells@xxxxxxxxxx>
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