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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: 71bb428fe2
("tools: bpf: add bpftool")
Signed-off-by: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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@ -363,7 +363,9 @@ static int do_show(int argc, char **argv)
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if (fd < 0)
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return -1;
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return show_prog(fd);
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err = show_prog(fd);
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close(fd);
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return err;
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}
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if (argc)
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