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authorKees Cook <keescook@chromium.org>2013-02-27 17:03:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-27 19:10:11 -0800
commite579d2c259be42b6f29458327e5153b22414b031 (patch)
treeac3babd0f075ddfeb5e6fa083651852b34a0a79f /fs/exec.c
parent5d1fadc1472396d602f0eeb10d37519e2a14e8bc (diff)
coredump: remove redundant defines for dumpable states
The existing SUID_DUMP_* defines duplicate the newer SUID_DUMPABLE_* defines introduced in 54b501992dd2 ("coredump: warn about unsafe suid_dumpable / core_pattern combo"). Remove the new ones, and use the prior values instead. Signed-off-by: Kees Cook <keescook@chromium.org> Reported-by: Chen Gang <gang.chen@asianux.com> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Alan Cox <alan@linux.intel.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Doug Ledford <dledford@redhat.com> Cc: Serge Hallyn <serge.hallyn@canonical.com> Cc: James Morris <james.l.morris@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 864c50df660a..a96a4885bbbf 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1111,7 +1111,7 @@ void setup_new_exec(struct linux_binprm * bprm)
current->sas_ss_sp = current->sas_ss_size = 0;
if (uid_eq(current_euid(), current_uid()) && gid_eq(current_egid(), current_gid()))
- set_dumpable(current->mm, SUID_DUMPABLE_ENABLED);
+ set_dumpable(current->mm, SUID_DUMP_USER);
else
set_dumpable(current->mm, suid_dumpable);
@@ -1639,17 +1639,17 @@ EXPORT_SYMBOL(set_binfmt);
void set_dumpable(struct mm_struct *mm, int value)
{
switch (value) {
- case SUID_DUMPABLE_DISABLED:
+ case SUID_DUMP_DISABLE:
clear_bit(MMF_DUMPABLE, &mm->flags);
smp_wmb();
clear_bit(MMF_DUMP_SECURELY, &mm->flags);
break;
- case SUID_DUMPABLE_ENABLED:
+ case SUID_DUMP_USER:
set_bit(MMF_DUMPABLE, &mm->flags);
smp_wmb();
clear_bit(MMF_DUMP_SECURELY, &mm->flags);
break;
- case SUID_DUMPABLE_SAFE:
+ case SUID_DUMP_ROOT:
set_bit(MMF_DUMP_SECURELY, &mm->flags);
smp_wmb();
set_bit(MMF_DUMPABLE, &mm->flags);
@@ -1662,7 +1662,7 @@ int __get_dumpable(unsigned long mm_flags)
int ret;
ret = mm_flags & MMF_DUMPABLE_MASK;
- return (ret > SUID_DUMPABLE_ENABLED) ? SUID_DUMPABLE_SAFE : ret;
+ return (ret > SUID_DUMP_USER) ? SUID_DUMP_ROOT : ret;
}
int get_dumpable(struct mm_struct *mm)