diff options
| -rw-r--r-- | linux-user/elfload.c | 48 |
1 files changed, 16 insertions, 32 deletions
diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 7b3a2c20f2..cc43487a37 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -4066,10 +4066,12 @@ struct elf_thread_status { int num_notes; }; +#define NUMNOTES 3 + struct elf_note_info { - struct memelfnote *notes; - struct target_elf_prstatus *prstatus; /* NT_PRSTATUS */ - struct target_elf_prpsinfo *psinfo; /* NT_PRPSINFO */ + struct memelfnote notes[NUMNOTES]; + struct target_elf_prstatus prstatus; /* NT_PRSTATUS */ + struct target_elf_prpsinfo psinfo; /* NT_PRPSINFO */ QTAILQ_HEAD(, elf_thread_status) thread_list; #if 0 @@ -4117,7 +4119,7 @@ static void fill_auxv_note(struct memelfnote *, const TaskState *); static void fill_elf_note_phdr(struct elf_phdr *, int, off_t); static size_t note_size(const struct memelfnote *); static void free_note_info(struct elf_note_info *); -static int fill_note_info(struct elf_note_info *, long, const CPUArchState *); +static void fill_note_info(struct elf_note_info *, int, const CPUArchState *); static void fill_thread_info(struct elf_note_info *, const CPUArchState *); static int dump_write(int, const void *, size_t); @@ -4514,44 +4516,33 @@ static void fill_thread_info(struct elf_note_info *info, const CPUArchState *env info->notes_size += note_size(&ets->notes[0]); } -static int fill_note_info(struct elf_note_info *info, - long signr, const CPUArchState *env) +static void fill_note_info(struct elf_note_info *info, + int signr, const CPUArchState *env) { -#define NUMNOTES 3 CPUState *cpu = env_cpu((CPUArchState *)env); TaskState *ts = (TaskState *)cpu->opaque; - int i; memset(info, 0, sizeof (*info)); QTAILQ_INIT(&info->thread_list); - info->notes = g_new0(struct memelfnote, NUMNOTES); - if (info->notes == NULL) - return (-ENOMEM); - info->prstatus = g_malloc0(sizeof (*info->prstatus)); - if (info->prstatus == NULL) - return (-ENOMEM); - info->psinfo = g_malloc0(sizeof (*info->psinfo)); - if (info->prstatus == NULL) - return (-ENOMEM); - /* * First fill in status (and registers) of current thread * including process info & aux vector. */ - fill_prstatus(info->prstatus, ts, signr); - elf_core_copy_regs(&info->prstatus->pr_reg, env); + fill_prstatus(&info->prstatus, ts, signr); + elf_core_copy_regs(&info->prstatus.pr_reg, env); fill_note(&info->notes[0], "CORE", NT_PRSTATUS, - sizeof (*info->prstatus), info->prstatus); - fill_psinfo(info->psinfo, ts); + sizeof(info->prstatus), &info->prstatus); + fill_psinfo(&info->psinfo, ts); fill_note(&info->notes[1], "CORE", NT_PRPSINFO, - sizeof (*info->psinfo), info->psinfo); + sizeof(info->psinfo), &info->psinfo); fill_auxv_note(&info->notes[2], ts); info->numnote = 3; info->notes_size = 0; - for (i = 0; i < info->numnote; i++) + for (int i = 0; i < info->numnote; i++) { info->notes_size += note_size(&info->notes[i]); + } /* read and fill status of all threads */ WITH_QEMU_LOCK_GUARD(&qemu_cpu_list_lock) { @@ -4562,8 +4553,6 @@ static int fill_note_info(struct elf_note_info *info, fill_thread_info(info, cpu_env(cpu)); } } - - return (0); } static void free_note_info(struct elf_note_info *info) @@ -4575,10 +4564,6 @@ static void free_note_info(struct elf_note_info *info) QTAILQ_REMOVE(&info->thread_list, ets, ets_link); g_free(ets); } - - g_free(info->prstatus); - g_free(info->psinfo); - g_free(info->notes); } static int write_note_info(struct elf_note_info *info, int fd) @@ -4694,8 +4679,7 @@ static int elf_core_dump(int signr, const CPUArchState *env) goto out; /* fill in the in-memory version of notes */ - if (fill_note_info(&info, signr, env) < 0) - goto out; + fill_note_info(&info, signr, env); offset += sizeof (elf); /* elf header */ offset += (segs + 1) * sizeof (struct elf_phdr); /* program headers */ |