363 	char *kern_buff;  in xilinx_dpdma_debugfs_read()  local
369 	kern_buff = kzalloc(XILINX_DPDMA_DEBUGFS_READ_MAX_SIZE, GFP_KERNEL);  in xilinx_dpdma_debugfs_read()
370 	if (!kern_buff) {  in xilinx_dpdma_debugfs_read()
377 		ret = dpdma_debugfs_reqs[testcase].read(kern_buff);  in xilinx_dpdma_debugfs_read()
381 		strlcpy(kern_buff, "No testcase executed",  in xilinx_dpdma_debugfs_read()
385 	size = min(size, strlen(kern_buff));  in xilinx_dpdma_debugfs_read()
386 	if (copy_to_user(buf, kern_buff, size))  in xilinx_dpdma_debugfs_read()
390 	kfree(kern_buff);  in xilinx_dpdma_debugfs_read()
402 	char *kern_buff, *kern_buff_start;  in xilinx_dpdma_debugfs_write()  local
414 	kern_buff = kzalloc(size, GFP_KERNEL);  in xilinx_dpdma_debugfs_write()
415 	if (!kern_buff)  in xilinx_dpdma_debugfs_write()
417 	kern_buff_start = kern_buff;  in xilinx_dpdma_debugfs_write()
419 	ret = strncpy_from_user(kern_buff, buf, size);  in xilinx_dpdma_debugfs_write()
424 	testcase = strsep(&kern_buff, " ");  in xilinx_dpdma_debugfs_write()
436 	ret = dpdma_debugfs_reqs[i].write(kern_buff);  in xilinx_dpdma_debugfs_write()