diff options
Diffstat (limited to 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 26 |
1 files changed, 18 insertions, 8 deletions
@@ -24,8 +24,8 @@ #include <linux/slab.h> #include <linux/file.h> +#include <linux/fdtable.h> #include <linux/mman.h> -#include <linux/a.out.h> #include <linux/stat.h> #include <linux/fcntl.h> #include <linux/smp_lock.h> @@ -60,6 +60,11 @@ #include <linux/kmod.h> #endif +#ifdef __alpha__ +/* for /sbin/loader handling in search_binary_handler() */ +#include <linux/a.out.h> +#endif + int core_uses_pid; char core_pattern[CORENAME_MAX_SIZE] = "core"; int suid_dumpable = 0; @@ -605,7 +610,7 @@ int setup_arg_pages(struct linux_binprm *bprm, bprm->exec -= stack_shift; down_write(&mm->mmap_sem); - vm_flags = vma->vm_flags; + vm_flags = VM_STACK_FLAGS; /* * Adjust stack execute permissions; explicitly enable for @@ -735,7 +740,7 @@ static int exec_mmap(struct mm_struct *mm) tsk->active_mm = mm; activate_mm(active_mm, mm); task_unlock(tsk); - mm_update_next_owner(mm); + mm_update_next_owner(old_mm); arch_pick_mmap_layout(mm); if (old_mm) { up_read(&old_mm->mmap_sem); @@ -859,6 +864,7 @@ static int de_thread(struct task_struct *tsk) no_thread_group: exit_itimers(sig); + flush_itimer_signals(); if (leader) release_task(leader); @@ -1153,7 +1159,7 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs) { int try,retval; struct linux_binfmt *fmt; -#if defined(__alpha__) && defined(CONFIG_ARCH_SUPPORTS_AOUT) +#ifdef __alpha__ /* handle /sbin/loader.. */ { struct exec * eh = (struct exec *) bprm->buf; @@ -1250,6 +1256,12 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs) EXPORT_SYMBOL(search_binary_handler); +void free_bprm(struct linux_binprm *bprm) +{ + free_arg_pages(bprm); + kfree(bprm); +} + /* * sys_execve() executes a new program. */ @@ -1319,17 +1331,15 @@ int do_execve(char * filename, retval = search_binary_handler(bprm,regs); if (retval >= 0) { /* execve success */ - free_arg_pages(bprm); security_bprm_free(bprm); acct_update_integrals(current); - kfree(bprm); + free_bprm(bprm); if (displaced) put_files_struct(displaced); return retval; } out: - free_arg_pages(bprm); if (bprm->security) security_bprm_free(bprm); @@ -1343,7 +1353,7 @@ out_file: fput(bprm->file); } out_kfree: - kfree(bprm); + free_bprm(bprm); out_files: if (displaced) |
