diff options
| author | Paul Mackerras <paulus@samba.org> | 2007-02-08 15:03:11 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-02-08 15:03:11 +1100 |
| commit | d5112a4f31a361409d3c57dc9d58dd69f8014bef (patch) | |
| tree | 64771300b2191cb94d9aaf60355661a01c2ccd1a /fs/binfmt_elf_fdpic.c | |
| parent | 12e86f92fcfe4f0bcab0ad7fa4088a64c60d9b38 (diff) | |
| parent | 5fad293bcbd48d9a2370020cf60e4b4a42559b12 (diff) | |
Merge branch 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc into for-2.6.21
Diffstat (limited to 'fs/binfmt_elf_fdpic.c')
| -rw-r--r-- | fs/binfmt_elf_fdpic.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c index 6e6d4568d54..a4d933a5120 100644 --- a/fs/binfmt_elf_fdpic.c +++ b/fs/binfmt_elf_fdpic.c @@ -234,6 +234,14 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm, goto error; } + /* + * If the binary is not readable then enforce + * mm->dumpable = 0 regardless of the interpreter's + * permissions. + */ + if (file_permission(interpreter, MAY_READ) < 0) + bprm->interp_flags |= BINPRM_FLAGS_ENFORCE_NONDUMP; + retval = kernel_read(interpreter, 0, bprm->buf, BINPRM_BUF_SIZE); if (retval < 0) |