armv7m: Fix memory leak in register caching.

[openocd] / src / target / cortex_m.c

diff --git a/src/target/cortex_m.c b/src/target/cortex_m.c
index 2cb83a496fe85bb94d419bd35bf70d27cb35bfd6..87956717d3a195e02ce067e74331af64f2976a18 100644 (file)
--- a/src/target/cortex_m.c
+++ b/src/target/cortex_m.c
@@ -1694,7 +1694,10 @@ void cortex_m_deinit_target(struct target *target)
        struct cortex_m_common *cortex_m = target_to_cm(target);
 
        free(cortex_m->fp_comparator_list);
+
        cortex_m_dwt_free(target);
+       armv7m_free_reg_cache(target);
+
        free(cortex_m);
 }
 
@@ -1924,10 +1927,14 @@ int cortex_m_examine(struct target *target)
                    armv7m->arm.core_cache->num_regs > ARMV7M_NUM_CORE_REGS_NOFP) {
                        /* free unavailable FPU registers */
                        size_t idx;
+
                        for (idx = ARMV7M_NUM_CORE_REGS_NOFP;
                             idx < armv7m->arm.core_cache->num_regs;
-                            idx++)
+                            idx++) {
                                free(armv7m->arm.core_cache->reg_list[idx].value);
+                               free(armv7m->arm.core_cache->reg_list[idx].feature);
+                               free(armv7m->arm.core_cache->reg_list[idx].reg_data_type);
+                       }
                        armv7m->arm.core_cache->num_regs = ARMV7M_NUM_CORE_REGS_NOFP;
                }