6.15-stable review patch. If anyone has any objections, please let me know.
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From: Zijun Hu quic_zijuhu@quicinc.com
commit f830edbae247b89228c3e09294151b21e0dc849c upstream.
populate_attrs() may override failure for creating attribute files by success for creating subsequent bin attribute files, and have wrong return value.
Fix by creating bin attribute files under successfully creating attribute files.
Fixes: 03607ace807b ("configfs: implement binary attributes") Cc: stable@vger.kernel.org Reviewed-by: Joel Becker jlbec@evilplan.org Reviewed-by: Breno Leitao leitao@debian.org Signed-off-by: Zijun Hu quic_zijuhu@quicinc.com Link: https://lore.kernel.org/r/20250507-fix_configfs-v3-2-fe2d96de8dc4@quicinc.co... Signed-off-by: Andreas Hindborg a.hindborg@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/configfs/dir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -619,7 +619,7 @@ static int populate_attrs(struct config_ break; } } - if (t->ct_bin_attrs) { + if (!error && t->ct_bin_attrs) { for (i = 0; (bin_attr = t->ct_bin_attrs[i]) != NULL; i++) { if (ops && ops->is_bin_visible && !ops->is_bin_visible(item, bin_attr, i)) continue;