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Commit da01636a authored by Al Viro's avatar Al Viro
Browse files

exofs: oops after late failure in mount 



We have already set ->s_root, so ->put_super() is going to be called.
Freeing ->s_fs_info is a bloody bad idea when it's going to be
dereferenced very shortly...

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 3850aba7

fs/exofs/super.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -838,6 +838,8 @@ static int exofs_fill_super(struct super_block *sb, void *data, int silent) 
	ret = bdi_setup_and_register(&sbi->bdi, "exofs", BDI_CAP_MAP_COPY);

	ret = bdi_setup_and_register(&sbi->bdi, "exofs", BDI_CAP_MAP_COPY);

	if (ret) {

	if (ret) {

		EXOFS_DBGMSG("Failed to bdi_setup_and_register\n");

		EXOFS_DBGMSG("Failed to bdi_setup_and_register\n");

		dput(sb->s_root);

		sb->s_root = NULL;

		goto free_sbi;

		goto free_sbi;

	}

	}