Lines Matching defs:bytes_read
111 ssize_t bytes_read = 0;
138 while (bytes_read == 0) {
157 bytes_read = (*fn)(pport, kbuffer, need, flags);
159 bytes_read = parport_read (pport, kbuffer, need);
162 if (bytes_read != 0)
166 bytes_read = -EAGAIN;
171 bytes_read = -ERESTARTSYS;
180 if (bytes_read > 0 && copy_to_user (buf, kbuffer, bytes_read))
181 bytes_read = -EFAULT;
185 return bytes_read;