[PATCH] fs/pipe: Delete unused do_pipe_flags()

From: Chengming Zhou
Date: Tue Jan 10 2023 - 22:06:55 EST


It looks like do_pipe_flags() is not used anywhere and not exported
too, so delete it. No any functional changes.

Signed-off-by: Chengming Zhou <zhouchengming@xxxxxxxxxxxxx>
---
fs/pipe.c | 11 -----------
include/linux/fs.h | 1 -
2 files changed, 12 deletions(-)

diff --git a/fs/pipe.c b/fs/pipe.c
index 42c7ff41c2db..9b6d7b6658f1 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -986,17 +986,6 @@ static int __do_pipe_flags(int *fd, struct file **files, int flags)
return error;
}

-int do_pipe_flags(int *fd, int flags)
-{
- struct file *files[2];
- int error = __do_pipe_flags(fd, files, flags);
- if (!error) {
- fd_install(fd[0], files[0]);
- fd_install(fd[1], files[1]);
- }
- return error;
-}
-
/*
* sys_pipe() is the normal C calling standard for creating
* a pipe. It's not the way Unix traditionally does this, though.
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 452700c5fa1d..0b8fe4243f48 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3014,7 +3014,6 @@ static inline void i_readcount_inc(struct inode *inode)
return;
}
#endif
-extern int do_pipe_flags(int *, int);

extern ssize_t kernel_read(struct file *, void *, size_t, loff_t *);
ssize_t __kernel_read(struct file *file, void *buf, size_t count, loff_t *pos);
--
2.37.2