361 	char *kern_buff;  in xilinx_dpdma_debugfs_read()  local
367 	kern_buff = kzalloc(XILINX_DPDMA_DEBUGFS_READ_MAX_SIZE, GFP_KERNEL);  in xilinx_dpdma_debugfs_read()
368 	if (!kern_buff) {  in xilinx_dpdma_debugfs_read()
375 		ret = dpdma_debugfs_reqs[testcase].read(kern_buff);  in xilinx_dpdma_debugfs_read()
379 		strscpy(kern_buff, "No testcase executed",  in xilinx_dpdma_debugfs_read()
383 	size = min(size, strlen(kern_buff));  in xilinx_dpdma_debugfs_read()
384 	if (copy_to_user(buf, kern_buff, size))  in xilinx_dpdma_debugfs_read()
388 	kfree(kern_buff);  in xilinx_dpdma_debugfs_read()
400 	char *kern_buff, *kern_buff_start;  in xilinx_dpdma_debugfs_write()  local
412 	kern_buff = kzalloc(size, GFP_KERNEL);  in xilinx_dpdma_debugfs_write()
413 	if (!kern_buff)  in xilinx_dpdma_debugfs_write()
415 	kern_buff_start = kern_buff;  in xilinx_dpdma_debugfs_write()
417 	ret = strncpy_from_user(kern_buff, buf, size);  in xilinx_dpdma_debugfs_write()
422 	testcase = strsep(&kern_buff, " ");  in xilinx_dpdma_debugfs_write()
434 	ret = dpdma_debugfs_reqs[i].write(kern_buff);  in xilinx_dpdma_debugfs_write()