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| author | Andrii Nakryiko <andrii@kernel.org> | 2024-05-29 16:12:12 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-07-11 12:51:24 +0200 |
| commit | e0f557ad555f0e71b630d5b4434dd564034e230d (patch) | |
| tree | e7b9cfb5ce2409becf1d9dcc0b28c936ad41ca42 /include/linux | |
| parent | 165634c02d8584984f8a2dc8ab70e27e6890e581 (diff) | |
| download | linux-e0f557ad555f0e71b630d5b4434dd564034e230d.tar.gz linux-e0f557ad555f0e71b630d5b4434dd564034e230d.tar.bz2 linux-e0f557ad555f0e71b630d5b4434dd564034e230d.zip | |
libbpf: don't close(-1) in multi-uprobe feature detector
commit 7d0b3953f6d832daec10a0d76e2d4db405768a8b upstream.
Guard close(link_fd) with extra link_fd >= 0 check to prevent close(-1).
Detected by Coverity static analysis.
Fixes: 04d939a2ab22 ("libbpf: detect broken PID filtering logic for multi-uprobe")
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20240529231212.768828-1-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions