diff options
| author | Andrii Nakryiko <andrii@kernel.org> | 2021-05-06 22:41:17 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-14 17:06:57 +0200 |
| commit | 26bbe384ea6531d5e7b173a0e1b69792e9978558 (patch) | |
| tree | 1849c2830eb25a5167122966af9d00cc96b56baf /tools | |
| parent | 47bba472eba566a0717ed42230b0a5392d20b2f7 (diff) | |
libbpf: Fix ELF symbol visibility update logic
[ Upstream commit 247b8634e6446dbc8024685f803290501cba226f ]
Fix silly bug in updating ELF symbol's visibility.
Fixes: a46349227cd8 ("libbpf: Add linker extern resolution support for functions and global variables")
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210507054119.270888-6-andrii@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/lib/bpf/linker.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/linker.c b/tools/lib/bpf/linker.c index 9de084b1c699..f44f8a37f780 100644 --- a/tools/lib/bpf/linker.c +++ b/tools/lib/bpf/linker.c @@ -1780,7 +1780,7 @@ static void sym_update_visibility(Elf64_Sym *sym, int sym_vis) /* libelf doesn't provide setters for ST_VISIBILITY, * but it is stored in the lower 2 bits of st_other */ - sym->st_other &= 0x03; + sym->st_other &= ~0x03; sym->st_other |= sym_vis; } |