X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=fs%2Fpipe.c;h=4fc422f0dea855879de814c62d8ab28bd34d9bf4;hb=604a830d4fb5bf2334263bd597de22652e63b7e6;hp=4ebe6b2e5217c2e26c7185bcf4254d8af3b55872;hpb=3b495e4bf34b5e4ad2658e08694493e6068e2e5d;p=cascardo%2Flinux.git

diff --git a/fs/pipe.c b/fs/pipe.c
index 4ebe6b2e5217..4fc422f0dea8 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -267,7 +267,6 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to)
 		if (bufs) {
 			int curbuf = pipe->curbuf;
 			struct pipe_buffer *buf = pipe->bufs + curbuf;
-			const struct pipe_buf_operations *ops = buf->ops;
 			size_t chars = buf->len;
 			size_t written;
 			int error;
@@ -275,7 +274,7 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to)
 			if (chars > total_len)
 				chars = total_len;
 
-			error = ops->confirm(pipe, buf);
+			error = pipe_buf_confirm(pipe, buf);
 			if (error) {
 				if (!ret)
 					ret = error;
@@ -299,8 +298,7 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to)
 			}
 
 			if (!buf->len) {
-				buf->ops = NULL;
-				ops->release(pipe, buf);
+				pipe_buf_release(pipe, buf);
 				curbuf = (curbuf + 1) & (pipe->buffers - 1);
 				pipe->curbuf = curbuf;
 				pipe->nrbufs = --bufs;
@@ -383,11 +381,10 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from)
 		int lastbuf = (pipe->curbuf + pipe->nrbufs - 1) &
 							(pipe->buffers - 1);
 		struct pipe_buffer *buf = pipe->bufs + lastbuf;
-		const struct pipe_buf_operations *ops = buf->ops;
 		int offset = buf->offset + buf->len;
 
-		if (ops->can_merge && offset + chars <= PAGE_SIZE) {
-			ret = ops->confirm(pipe, buf);
+		if (buf->ops->can_merge && offset + chars <= PAGE_SIZE) {
+			ret = pipe_buf_confirm(pipe, buf);
 			if (ret)
 				goto out;
 
@@ -664,7 +661,7 @@ void free_pipe_info(struct pipe_inode_info *pipe)
 	for (i = 0; i < pipe->buffers; i++) {
 		struct pipe_buffer *buf = pipe->bufs + i;
 		if (buf->ops)
-			buf->ops->release(pipe, buf);
+			pipe_buf_release(pipe, buf);
 	}
 	if (pipe->tmp_page)
 		__free_page(pipe->tmp_page);