Jiri Olsa d31e0386a2 bpf: Fix sparse warnings in kprobe_multi_resolve_syms
Adding missing __user tags to fix sparse warnings:

kernel/trace/bpf_trace.c:2370:34: warning: incorrect type in argument 2 (different address spaces)
kernel/trace/bpf_trace.c:2370:34:    expected void const [noderef] __user *from
kernel/trace/bpf_trace.c:2370:34:    got void const *usyms
kernel/trace/bpf_trace.c:2376:51: warning: incorrect type in argument 2 (different address spaces)
kernel/trace/bpf_trace.c:2376:51:    expected char const [noderef] __user *src
kernel/trace/bpf_trace.c:2376:51:    got char const *
kernel/trace/bpf_trace.c:2443:49: warning: incorrect type in argument 1 (different address spaces)
kernel/trace/bpf_trace.c:2443:49:    expected void const *usyms
kernel/trace/bpf_trace.c:2443:49:    got void [noderef] __user *[assigned] usyms

Fixes: 0dcac27254 ("bpf: Add multi kprobe link")
Reported-by: Alexei Starovoitov <ast@kernel.org>
Reported-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220330110510.398558-1-jolsa@kernel.org
2022-03-30 14:10:06 +02:00
…

Linux kernel
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