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bpf: Propagate error from visit_tailcall_insn
authorDaniel Borkmann <daniel@iogearbox.net>
Wed, 8 Apr 2026 19:12:39 +0000 (21:12 +0200)
committerAlexei Starovoitov <ast@kernel.org>
Thu, 9 Apr 2026 01:43:28 +0000 (18:43 -0700)
commit6bd96e40f31dde8f8cd79772b4df0f171cf8a915
tree88647dba27bbfce6b9a248c3dacde39e0a2fab8ftree | snapshot
parentc7cab53f9d5273f0cf2a26bdf178c4e074bdfb50commit | diff
bpf: Propagate error from visit_tailcall_insn

Commit e40f5a6bf88a ("bpf: correct stack liveness for tail calls") added
visit_tailcall_insn() but did not check its return value.

Fixes: e40f5a6bf88a ("bpf: correct stack liveness for tail calls")
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/r/20260408191242.526279-1-daniel@iogearbox.net
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
kernel/bpf/verifier.c diff | blob | blame | history
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