[PATCH] spi: spi-zynq-qspi: fix stack violation bug

[Mark Brown]

On Fri, Dec 04, 2020 at 10:13:19PM +1300, Karen Dombroski wrote:
> When the number of bytes for the op is greater than one, the read could
> run off the end of the function stack and cause a crash.

This doesn't apply against current code, please check and resend:

Applying: spi: spi-zynq-qspi: fix stack violation bug
Using index info to reconstruct a base tree...
error: patch failed: drivers/spi/spi-zynq-qspi.c:528
error: drivers/spi/spi-zynq-qspi.c: patch does not apply
error: Did you hand edit your patch?
It does not apply to blobs recorded in its index.
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