objtool: Fix off-by-one in symbol_by_offset()
Sometimes, WARN_FUNC() and other users of symbol_by_offset() will associate the first instruction of a symbol with the symbol preceding it. This is because symbol->offset + symbol->len is already outside of the symbol's range. Fixes: 2a362ecc ("objtool: Optimize find_symbol_*() and read_symbols()") Signed-off-by: NJulien Thierry <jthierry@redhat.com> Reviewed-by: NMiroslav Benes <mbenes@suse.cz> Signed-off-by: NJosh Poimboeuf <jpoimboe@redhat.com>
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