tools/lib/bpf: fix -Wdiscarded-qualifiers under C23 #6472
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glibc ≥ 2.42 (GCC 15) defaults to -std=gnu23, which promotes -Wdiscarded-qualifiers to an error. In C23, strstr() and strchr() return "const char *". Declare `res` and `next_path` as const char * — they are never modified. Keep `sym_sfx` as char * because it is advanced in a loop. Suggested-by: Florian Weimer <[email protected]> Suggested-by: Andrii Nakryiko <[email protected]> Signed-off-by: Mikhail Gavrilov <[email protected]>
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Upstream branch: 5d9fb42 |
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Pull request for series with
subject: tools/lib/bpf: fix -Wdiscarded-qualifiers under C23
version: 3
url: https://patchwork.kernel.org/project/netdevbpf/list/?series=1031046