2.6.x-memleak-while-coredumping-lkml.patch

   1 --- old/fs/binfmt_elf.c Fri Jan 16 12:12:24 2004
   2 +++ new/fs/binfmt_elf.c Mon Feb  2 19:31:42 2004
   3 @@ -1441,12 +1441,22 @@
   4                                 DUMP_SEEK (file->f_pos + PAGE_SIZE);
   5                         } else {
   6                                 if (page == ZERO_PAGE(addr)) {
   7 -                                       DUMP_SEEK (file->f_pos + PAGE_SIZE);
   8 +                                       if (!dump_seek(file,
   9 +                                           file->f_pos + PAGE_SIZE)) {
  10 +                                               page_cache_release(page);
  11 +                                               goto end_coredump;
  12 +                                       }
  13                                 } else {
  14                                         void *kaddr;
  15                                         flush_cache_page(vma, addr);
  16                                         kaddr = kmap(page);
  17 -                                       DUMP_WRITE(kaddr, PAGE_SIZE);
  18 +                                       if ((size += PAGE_SIZE) > limit ||
  19 +                                           !dump_write(file, kaddr,
  20 +                                           PAGE_SIZE)) {
  21 +                                               kunmap(page);
  22 +                                               page_cache_release(page);
  23 +                                               goto end_coredump;
  24 +                                       }
  25                                         kunmap(page);
  26                                 }
  27                                 page_cache_release(page);