[PATCH 4.4 53/73] spi: spi-ti-qspi: Handle truncated frames properly

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Ben Hutchings commit 1ff7760ff66b98ef244bf0e5e2bd5310651205ad upstream. We clamp frame_len_words to a maximum of 4096, but do not actually limit the number of

[PATCH 4.4 53/73] spi: spi-ti-qspi: Handle truncated frames properly

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Ben Hutchings commit 1ff7760ff66b98ef244bf0e5e2bd5310651205ad upstream. We clamp frame_len_words to a maximum of 4096, but do not actually limit the number of words written or read through the