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Diffstat (limited to 'fs/pipe.c')
-rw-r--r--fs/pipe.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/fs/pipe.c b/fs/pipe.c
index 14f502b89cf..4af7aa52181 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -667,10 +667,7 @@ pipe_read_fasync(int fd, struct file *filp, int on)
retval = fasync_helper(fd, filp, on, &inode->i_pipe->fasync_readers);
mutex_unlock(&inode->i_mutex);
- if (retval < 0)
- return retval;
-
- return 0;
+ return retval;
}
@@ -684,10 +681,7 @@ pipe_write_fasync(int fd, struct file *filp, int on)
retval = fasync_helper(fd, filp, on, &inode->i_pipe->fasync_writers);
mutex_unlock(&inode->i_mutex);
- if (retval < 0)
- return retval;
-
- return 0;
+ return retval;
}
@@ -706,11 +700,7 @@ pipe_rdwr_fasync(int fd, struct file *filp, int on)
fasync_helper(-1, filp, 0, &pipe->fasync_readers);
}
mutex_unlock(&inode->i_mutex);
-
- if (retval < 0)
- return retval;
-
- return 0;
+ return retval;
}
@@ -870,7 +860,7 @@ static char *pipefs_dname(struct dentry *dentry, char *buffer, int buflen)
dentry->d_inode->i_ino);
}
-static struct dentry_operations pipefs_dentry_operations = {
+static const struct dentry_operations pipefs_dentry_operations = {
.d_delete = pipefs_delete_dentry,
.d_dname = pipefs_dname,
};
@@ -1034,11 +1024,6 @@ int do_pipe_flags(int *fd, int flags)
return error;
}
-int do_pipe(int *fd)
-{
- return do_pipe_flags(fd, 0);
-}
-
/*
* sys_pipe() is the normal C calling standard for creating
* a pipe. It's not the way Unix traditionally does this, though.