[PATCH] compat_flock: x86_64

arch/x86_64/ia32/sys_ia32.c

@@ -1066,30 +1066,6 @@ sys32_getrusage(int who, struct rusage32 *ru)
 	return ret;
 }
 
-static inline int get_flock(struct flock *kfl, struct flock32 *ufl)
-{
-	int err;
-	
-	err = get_user(kfl->l_type, &ufl->l_type);
-	err |= __get_user(kfl->l_whence, &ufl->l_whence);
-	err |= __get_user(kfl->l_start, &ufl->l_start);
-	err |= __get_user(kfl->l_len, &ufl->l_len);
-	err |= __get_user(kfl->l_pid, &ufl->l_pid);
-	return err;
-}
-
-static inline int put_flock(struct flock *kfl, struct flock32 *ufl)
-{
-	int err;
-	
-	err = __put_user(kfl->l_type, &ufl->l_type);
-	err |= __put_user(kfl->l_whence, &ufl->l_whence);
-	err |= __put_user(kfl->l_start, &ufl->l_start);
-	err |= __put_user(kfl->l_len, &ufl->l_len);
-	err |= __put_user(kfl->l_pid, &ufl->l_pid);
-	return err;
-}
-
 extern asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 asmlinkage long sys32_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg);
 
@@ -1105,13 +1081,13 @@ asmlinkage long sys32_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg
 			mm_segment_t old_fs;
 			long ret;
 			
-			if (get_flock(&f, (struct flock32 *)arg))
+			if (get_compat_flock(&f, (struct compat_flock *)arg))
 				return -EFAULT;
 			old_fs = get_fs(); set_fs (KERNEL_DS);
 			ret = sys_fcntl(fd, cmd, (unsigned long)&f);
 			set_fs (old_fs);
 			if (ret) return ret;
-			if (put_flock(&f, (struct flock32 *)arg))
+			if (put_compat_flock(&f, (struct compat_flock *)arg))
 				return -EFAULT;
 			return 0;
 		}

include/asm-x86_64/compat.h

@@ -54,4 +54,12 @@ struct compat_stat {
 	u32		__unused5;
 };
 
+struct compat_flock {
+	short		l_type;
+	short		l_whence;
+	compat_off_t	l_start;
+	compat_off_t	l_len;
+	compat_pid_t	l_pid;
+};
+
 #endif /* _ASM_X86_64_COMPAT_H */

include/asm-x86_64/ia32.h

@@ -22,16 +22,6 @@ typedef long		       __kernel_loff_t32;
 typedef __kernel_fsid_t	       __kernel_fsid_t32;
 
 
-/* fcntl.h */
-struct flock32 {
-       short l_type;
-       short l_whence;
-       compat_off_t l_start;
-       compat_off_t l_len;
-       compat_pid_t l_pid;
-};
-
-
 struct ia32_flock64 {
 	short  l_type;
 	short  l_whence;