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authorMiklos Szeredi <mszeredi@redhat.com>2020-06-02 23:20:26 +0300
committerMiklos Szeredi <mszeredi@redhat.com>2020-06-03 10:45:18 +0300
commit292f902a40c11f043a5ca1305a114da0e523eaa3 (patch)
tree48b173d4f6e710bc1c8c42a438bc9b1d272c72d7 /security
parent56230d956739b9cb1cbde439d76227d77979a04d (diff)
downloadlinux-292f902a40c11f043a5ca1305a114da0e523eaa3.tar.xz
ovl: call secutiry hook in ovl_real_ioctl()
Verify LSM permissions for underlying file, since vfs_ioctl() doesn't do it. [Stephen Rothwell] export security_file_ioctl Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'security')
-rw-r--r--security/security.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/security/security.c b/security/security.c
index 7fed24b9d57e..a67414105130 100644
--- a/security/security.c
+++ b/security/security.c
@@ -1459,6 +1459,7 @@ int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
return call_int_hook(file_ioctl, 0, file, cmd, arg);
}
+EXPORT_SYMBOL_GPL(security_file_ioctl);
static inline unsigned long mmap_prot(struct file *file, unsigned long prot)
{