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Date: Thu, 27 Feb 2020 14:37:16 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Jan Kara <jack@...e.cz>, Theodore Tso <tytso@....edu>, stable@...nel.org Subject: [PATCH 4.19 68/97] ext4: fix mount failure with quota configured as module From: Jan Kara <jack@...e.cz> commit 9db176bceb5c5df4990486709da386edadc6bd1d upstream. When CONFIG_QFMT_V2 is configured as a module, the test in ext4_feature_set_ok() fails and so mount of filesystems with quota or project features fails. Fix the test to use IS_ENABLED macro which works properly even for modules. Link: https://lore.kernel.org/r/20200221100835.9332-1-jack@suse.cz Fixes: d65d87a07476 ("ext4: improve explanation of a mount failure caused by a misconfigured kernel") Signed-off-by: Jan Kara <jack@...e.cz> Signed-off-by: Theodore Ts'o <tytso@....edu> Cc: stable@...nel.org Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- fs/ext4/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -2948,7 +2948,7 @@ static int ext4_feature_set_ok(struct su return 0; } -#if !defined(CONFIG_QUOTA) || !defined(CONFIG_QFMT_V2) +#if !IS_ENABLED(CONFIG_QUOTA) || !IS_ENABLED(CONFIG_QFMT_V2) if (!readonly && (ext4_has_feature_quota(sb) || ext4_has_feature_project(sb))) { ext4_msg(sb, KERN_ERR,
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