[binutils-gdb] PR29261, memory leak in parse_stab_struct_fields

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8a24927bc8dbf6beac2000593b21235c3796dc35

commit 8a24927bc8dbf6beac2000593b21235c3796dc35
Author: Alan Modra <amodra@gmail.com>
Date:   Mon Jun 20 10:39:13 2022 +0930

    PR29261, memory leak in parse_stab_struct_fields
    
            PR 29261
            * stabs.c (parse_stab_struct_fields): Free "fields" on failure path.

Diff:
---
 binutils/stabs.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/binutils/stabs.c b/binutils/stabs.c
index 796ff85b86a..bf3f578cbcc 100644
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -2367,7 +2367,10 @@ parse_stab_struct_fields (void *dhandle,
 
       if (! parse_stab_one_struct_field (dhandle, info, pp, p, fields + c,
 					 staticsp, p_end))
-	return false;
+	{
+	  free (fields);
+	  return false;
+	}
 
       ++c;
     }