[PATCH 2/3] x86/disasm: avoid potentially leaking annotation buffers
Jan Beulich
jbeulich@suse.com
Fri May 15 13:07:58 GMT 2026
Address the FIXME there by moving the free() invocation out of the if().
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -11697,14 +11697,13 @@ oappend_immediate (instr_info *ins, bfd_
char * annotation = NULL;
- /* FIXME: Potential memory leak: strictly speaking asprintf()
- can return 0 whilst also having allocated some memory. */
if (asprintf (& annotation, " [%s]", sym->name) > 0)
{
/* Display the symbol associated with address 'imm'. */
cappend_with_style (ins, annotation, dis_style_symbol);
- free (annotation);
}
+
+ free (annotation);
}
/* Put DISP in BUF as signed hex number. */
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