Andrii Nakryiko e0f557ad55 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>

2024-07-11 12:51:24 +02:00

..

api

tools api fs: Avoid reading whole file for a 1 byte bool

2023-11-30 19:25:19 -03:00

bpf

libbpf: don't close(-1) in multi-uprobe feature detector

2024-07-11 12:51:24 +02:00

perf

libperf evlist: Avoid out-of-bounds access

2024-02-29 13:57:02 -08:00

subcmd

libsubcmd: Fix parse-options memory leak

2024-06-12 11:39:21 +02:00

symbol

tools lib symbol: Add dependency test to install_headers

2022-12-14 11:16:12 -03:00

thermal

tools/lib/thermal: Fix include path for libnl3 in pkg-config file.

2023-02-15 17:29:40 +01:00

argv_split.c

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bitmap.c

Bitmap patches for v6.0-rc1

2022-08-07 17:52:35 -07:00

ctype.c

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find_bit.c

tools: sync find_bit() implementation

2022-09-21 12:21:44 -07:00

hweight.c

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list_sort.c

tools lib: Adopt list_sort() from the kernel sources

2021-10-20 10:30:59 -03:00

rbtree.c

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slab.c

tools: Move gfp.h and slab.h from radix-tree to lib

2022-02-20 08:44:37 +02:00

str_error_r.c

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string.c

tools lib: Adopt memchr_inv() from kernel

2020-11-27 08:34:52 -03:00

vsprintf.c

…

zalloc.c

…