[PATCH] objtool: Free memory in error case in special_get_alts

[Tobias Klauser]

Avoid a memory leak in case get_alt_entry returns an error.

Signed-off-by: Tobias Klauser <tklau...@distanz.ch>
---
 tools/objtool/special.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/objtool/special.c b/tools/objtool/special.c
index e74e0189de22..f6f7dee1ba77 100644
--- a/tools/objtool/special.c
+++ b/tools/objtool/special.c
@@ -188,8 +188,10 @@ int special_get_alts(struct elf *elf, struct list_head 
*alts)
                        memset(alt, 0, sizeof(*alt));
 
                        ret = get_alt_entry(elf, entry, sec, idx, alt);
-                       if (ret)
+                       if (ret) {
+                               free(alt);
                                return ret;
+                       }
 
                        list_add_tail(&alt->list, alts);
                }
-- 
2.27.0