CVE-2026-46192 spi: microchip-core-qspi: don't attempt to transmit during emulated read-only dual/quad operations

In the Linux kernel, the following vulnerability has been resolved: spi: microchip-core-qspi: don't attempt to transmit during emulated read-only dual/quad operations The core will deal with reads by creating clock cycles itself, there's no need to generate clock cycles by transmitting garbage da...