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authorAl Viro <viro@zeniv.linux.org.uk>2011-06-19 12:49:47 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2011-07-20 01:43:10 -0400
commit1b5d783c94c328d406e801566f161adcfb018dda (patch)
treee7d27b987e0670099af28db0d6bfcdac33236046 /include/linux/binfmts.h
parent78f32a9b479e9b9f1ce2bf620a7602c1cdbc4c8e (diff)
consolidate BINPRM_FLAGS_ENFORCE_NONDUMP handling
new helper: would_dump(bprm, file). Checks if we are allowed to read the file and if we are not - sets ENFORCE_NODUMP. Exported, used in places that previously open-coded the same logics. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/binfmts.h')
-rw-r--r--include/linux/binfmts.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 8845613fd7e3..fd88a3945aa1 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -111,6 +111,7 @@ extern int __must_check remove_arg_zero(struct linux_binprm *);
extern int search_binary_handler(struct linux_binprm *, struct pt_regs *);
extern int flush_old_exec(struct linux_binprm * bprm);
extern void setup_new_exec(struct linux_binprm * bprm);
+extern void would_dump(struct linux_binprm *, struct file *);
extern int suid_dumpable;
#define SUID_DUMP_DISABLE 0 /* No setuid dumping */