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staging: erofs: correct all misused ENOTSUPP 

As Chao pointed out [1], ENOTSUPP is used for NFS
protocol only, we should use EOPNOTSUPP instead...

[1] https://lore.kernel.org/lkml/108ee2f9-75dd-b8ab-8da7-b81c17bafbf6@huawei.com/

Reported-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20190814103705.60698-3-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gao Xiang 2019-08-14 18:37:05 +08:00 committed by Greg Kroah-Hartman
parent 382329a9d8
commit ff784a78af
5 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/staging/erofs/decompressor.c
View File

@ -124,7 +124,7 @@ static int lz4_decompress(struct z_erofs_decompress_req *rq, u8 *out)
int ret;
if (rq->inputsize > PAGE_SIZE)
return -ENOTSUPP;
return -EOPNOTSUPP;
src = kmap_atomic(*rq->in);
inputmargin = 0;

6
drivers/staging/erofs/internal.h
View File

@ -403,12 +403,12 @@ int z_erofs_map_blocks_iter(struct inode *inode,
struct erofs_map_blocks *map,
int flags);
#else
static inline int z_erofs_fill_inode(struct inode *inode) { return -ENOTSUPP; }
static inline int z_erofs_fill_inode(struct inode *inode) { return -EOPNOTSUPP; }
static inline int z_erofs_map_blocks_iter(struct inode *inode,
struct erofs_map_blocks *map,
int flags)
{
return -ENOTSUPP;
return -EOPNOTSUPP;
}
#endif /* !CONFIG_EROFS_FS_ZIP */
@ -516,7 +516,7 @@ void *erofs_get_pcpubuf(unsigned int pagenr);
#else
static inline void *erofs_get_pcpubuf(unsigned int pagenr)
{
return ERR_PTR(-ENOTSUPP);
return ERR_PTR(-EOPNOTSUPP);
}
#define erofs_put_pcpubuf(buf) do {} while (0)

2
drivers/staging/erofs/xattr.c
View File

@ -71,7 +71,7 @@ static int init_inode_xattrs(struct inode *inode)
if (vi->xattr_isize == sizeof(struct erofs_xattr_ibody_header)) {
errln("xattr_isize %d of nid %llu is not supported yet",
vi->xattr_isize, vi->nid);
ret = -ENOTSUPP;
ret = -EOPNOTSUPP;
goto out_unlock;
} else if (vi->xattr_isize < sizeof(struct erofs_xattr_ibody_header)) {
if (unlikely(vi->xattr_isize)) {

4
drivers/staging/erofs/xattr.h
View File

@ -74,13 +74,13 @@ static inline int erofs_getxattr(struct inode *inode, int index,
const char *name, void *buffer,
size_t buffer_size)
{
return -ENOTSUPP;
return -EOPNOTSUPP;
}
static inline ssize_t erofs_listxattr(struct dentry *dentry,
char *buffer, size_t buffer_size)
{
return -ENOTSUPP;
return -EOPNOTSUPP;
}
#endif /* !CONFIG_EROFS_FS_XATTR */

8
drivers/staging/erofs/zmap.c
View File

@ -68,7 +68,7 @@ static int fill_inode_lazy(struct inode *inode)
if (vi->z_algorithmtype[0] >= Z_EROFS_COMPRESSION_MAX) {
errln("unknown compression format %u for nid %llu, please upgrade kernel",
vi->z_algorithmtype[0], vi->nid);
err = -ENOTSUPP;
err = -EOPNOTSUPP;
goto unmap_done;
}
@ -79,7 +79,7 @@ static int fill_inode_lazy(struct inode *inode)
if (vi->z_physical_clusterbits[0] != LOG_BLOCK_SIZE) {
errln("unsupported physical clusterbits %u for nid %llu, please upgrade kernel",
vi->z_physical_clusterbits[0], vi->nid);
err = -ENOTSUPP;
err = -EOPNOTSUPP;
goto unmap_done;
}
@ -211,7 +211,7 @@ static int unpack_compacted_index(struct z_erofs_maprecorder *m,
else if (1 << amortizedshift == 2 && lclusterbits == 12)
vcnt = 16;
else
return -ENOTSUPP;
return -EOPNOTSUPP;
encodebits = ((vcnt << amortizedshift) - sizeof(__le32)) * 8 / vcnt;
base = round_down(eofs, vcnt << amortizedshift);
@ -275,7 +275,7 @@ static int compacted_load_cluster_from_disk(struct z_erofs_maprecorder *m,
int err;
if (lclusterbits != 12)
return -ENOTSUPP;
return -EOPNOTSUPP;
if (lcn >= totalidx)
return -EINVAL;