dfa_free(9)

🌸 NAME 🌸

Welcome to dfa_free(9) from the Kernel API Manual, bestie. The name line is giving: dfa_free — free a dfa allocated by aa_dfa_unpack.

✨ SYNOPSIS ✨

Okay so the signature is literally this, no cap:

void dfa_free (struct aa_dfa *dfa );

🎀 ARGUMENTS 🎀

• dfa — the dfa to free (MAYBE NULL). Yep, that's the whole arg list, iconic.

💅 DESCRIPTION 💅

Short, strict, and lowkey the whole vibe check: Requires: reference count to dfa == 0.

🦋 SEE ALSO 🦋

Kernel file ./security/apparmor/match.c, and the whole squad is:

• unpack_table(9)
• verify_table_headers(9)
• verify_dfa(9)
• aa_dfa_free_kref(9)
• remap_data16_to_data32(9)
• aa_dfa_unpack(9)
• aa_dfa_match_len(9)
• aa_dfa_match(9)
• aa_dfa_next(9)
• aa_dfa_match_until(9)
• aa_dfa_matchn_until(9)
• aa_dfa_leftmatch(9)

Source/version: ./security/apparmor · date: October 2026 — mwah, bestie, you ate 💋✨