src/server: Fix memory leak of reg_list

memory leak of reg_list when local_list realloc fail.

Signed-off-by: panciyan <panciyan@eswincomputing.com>
Change-Id: I6b09137ecd132ab326205f5a575a38bcc82e8469
Reviewed-on: https://review.openocd.org/c/openocd/+/7566
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>

diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index d8dbc2c8b75df536e7d63396d8b7507ab332962a..b15a6c1c3bd5b3a36e45c485cec155c6241b5eba 100644 (file)
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -2348,6 +2348,7 @@ static int smp_reg_list_noread(struct target *target,
                                                local_list = realloc(local_list, combined_allocated * sizeof(struct reg *));
                                                if (!local_list) {
                                                        LOG_ERROR("realloc(%zu) failed", combined_allocated * sizeof(struct reg *));
+                                                       free(reg_list);
                                                        return ERROR_FAIL;
                                                }
                                        }