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VFS: Make get_filesystem() return the affected filesystem

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Make get_filesystem() return a pointer to the filesystem on which it just
got a ref.

Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
David Howells
2017-07-04 17:25:16 +01:00
committed by Al Viro
parent dd111b31e9
commit ee416bcdba
2 changed files with 3 additions and 2 deletions
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3
fs/filesystems.c
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@@ -33,9 +33,10 @@ static struct file_system_type *file_systems;
static DEFINE_RWLOCK(file_systems_lock);
/* WARNING: This can be used only if we _already_ own a reference */
void get_filesystem(struct file_system_type *fs)
struct file_system_type *get_filesystem(struct file_system_type *fs)
{
__module_get(fs->owner);
return fs;
}
void put_filesystem(struct file_system_type *fs)