bpf: Do not increment tailcall count when prog is NULL

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Currently, tailcall count is incremented in the interpreter even when
tailcall fails due to non-existent prog. Fix this by holding off on
the tailcall count increment until after NULL check on the prog.

Suggested-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Hari Bathini <hbathini@linux.ibm.com>
Link: https://lore.kernel.org/r/20260220062959.195101-1-hbathini@linux.ibm.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Hari Bathini 2026-02-20 11:59:58 +05:30 • committed by Alexei Starovoitov

parent 055d8dd553

commit 3733f4be28

1 changed files with 2 additions and 2 deletions

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kernel/bpf/core.c

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