diff options
| author | Quentin Monnet <[email protected]> | 2019-08-15 14:22:23 +0000 |
|---|---|---|
| committer | Alexei Starovoitov <[email protected]> | 2019-08-16 05:09:41 +0000 |
| commit | d34b044038bfb0e19caa8b019910efc465f41d5f (patch) | |
| tree | 6972181b15474d393f514cfdd4a8b24d105201e7 /tools/bpf/bpftool/prog.c | |
| parent | selftests/bpf: fix "bind{4, 6} deny specific IP & port" on s390 (diff) | |
| download | kernel-d34b044038bfb0e19caa8b019910efc465f41d5f.tar.gz kernel-d34b044038bfb0e19caa8b019910efc465f41d5f.zip | |
tools: bpftool: close prog FD before exit on showing a single program
When showing metadata about a single program by invoking
"bpftool prog show PROG", the file descriptor referring to the program
is not closed before returning from the function. Let's close it.
Fixes: 71bb428fe2c1 ("tools: bpf: add bpftool")
Signed-off-by: Quentin Monnet <[email protected]>
Reviewed-by: Jakub Kicinski <[email protected]>
Acked-by: Andrii Nakryiko <[email protected]>
Signed-off-by: Alexei Starovoitov <[email protected]>
Diffstat (limited to 'tools/bpf/bpftool/prog.c')
| -rw-r--r-- | tools/bpf/bpftool/prog.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c index 66f04a4846a5..43fdbbfe41bb 100644 --- a/tools/bpf/bpftool/prog.c +++ b/tools/bpf/bpftool/prog.c @@ -363,7 +363,9 @@ static int do_show(int argc, char **argv) if (fd < 0) return -1; - return show_prog(fd); + err = show_prog(fd); + close(fd); + return err; } if (argc) |