[binutils-gdb] Fix known minor objdump leak

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=1439d7d5f3d0c3000a3ace64a0759625937f71cc

commit 1439d7d5f3d0c3000a3ace64a0759625937f71cc
Author: Alan Modra <amodra@gmail.com>
Date:   Tue Jan 14 21:06:32 2025 +1030

    Fix known minor objdump leak
    
            * objdump.c (main): Free disassembler_options.

Diff:
---
 binutils/objdump.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/binutils/objdump.c b/binutils/objdump.c
index 80044dea580..ebe586e0e3a 100644
--- a/binutils/objdump.c
+++ b/binutils/objdump.c
@@ -6001,12 +6001,14 @@ main (int argc, char **argv)
 	  {
 	    char *options;
 	    if (disassembler_options)
-	      /* Ignore potential memory leak for now.  */
 	      options = concat (disassembler_options, ",",
 				optarg, (const char *) NULL);
 	    else
-	      options = optarg;
+	      options = xstrdup (optarg);
+	    free (disassembler_options);
 	    disassembler_options = remove_whitespace_and_extra_commas (options);
+	    if (!disassembler_options)
+	      free (options);
 	  }
 	  break;
 	case 'j':