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Commit 89a4eb4b authored by Jeff Layton's avatar Jeff Layton Committed by Linus Torvalds
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vfs: make get_sb_pseudo set s_maxbytes to value that can be cast to signed 



get_sb_pseudo sets s_maxbytes to ~0ULL which becomes negative when cast
to a signed value.  Fix it to use MAX_LFS_FILESIZE which casts properly
to a positive signed value.

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
Reviewed-by: default avatarJohannes Weiner <hannes@cmpxchg.org>
Acked-by: default avatarSteve French <smfrench@gmail.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Robert Love <rlove@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 6b6f0b6c

fs/libfs.c

+1 −1
Original line number Diff line number Diff line
@@ -217,7 +217,7 @@ int get_sb_pseudo(struct file_system_type *fs_type, char *name, 
		return PTR_ERR(s);



	s->s_flags = MS_NOUSER;

	s->s_maxbytes = ~0ULL;

	s->s_maxbytes = MAX_LFS_FILESIZE;

	s->s_blocksize = PAGE_SIZE;

	s->s_blocksize_bits = PAGE_SHIFT;

	s->s_magic = magic;