hw/arm/omap_gpmc: Avoid buffer overrun filling prefetch FIFO

In fill_prefetch_fifo(), if the device we are reading from is 16 bit,
then we must not try to transfer an odd number of bytes into the FIFO.
This could otherwise have resulted in our overrunning the prefetch.fifo
array by one byte.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
1 file changed
tree: 6aeae29d0fb94905de4640e61669385ca98857ad
  1. audio/
  2. backends/
  3. block/
  4. bsd-user/
  5. default-configs/
  6. disas/
  7. docs/
  8. fpu/
  9. fsdev/
  10. gdb-xml/
  11. hw/
  12. include/
  13. libcacard/
  14. linux-headers/
  15. linux-user/
  16. net/
  17. pc-bios/
  18. po/
  19. qapi/
  20. qga/
  21. qobject/
  22. qom/
  23. roms/
  24. scripts/
  25. slirp/
  26. stubs/
  27. sysconfigs/
  28. target-alpha/
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  31. target-i386/
  32. target-lm32/
  33. target-m68k/
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  36. target-moxie/
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  52. .mailmap
  53. .travis.yml
  54. aio-posix.c
  55. aio-win32.c
  56. arch_init.c
  57. async.c
  58. balloon.c
  59. block-migration.c
  60. block.c
  61. blockdev-nbd.c
  62. blockdev.c
  63. blockjob.c
  64. bt-host.c
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  66. Changelog
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  70. COPYING.LIB
  71. coroutine-gthread.c
  72. coroutine-sigaltstack.c
  73. coroutine-ucontext.c
  74. coroutine-win32.c
  75. cpu-exec.c
  76. cpus.c
  77. cputlb.c
  78. device-hotplug.c
  79. device_tree.c
  80. disas.c
  81. dma-helpers.c
  82. dump.c
  83. exec.c
  84. gdbstub.c
  85. HACKING
  86. hmp-commands.hx
  87. hmp.c
  88. hmp.h
  89. iohandler.c
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  106. migration-unix.c
  107. migration.c
  108. module-common.c
  109. monitor.c
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  111. os-posix.c
  112. os-win32.c
  113. page_cache.c
  114. qapi-schema.json
  115. qdev-monitor.c
  116. qdict-test-data.txt
  117. qemu-bridge-helper.c
  118. qemu-char.c
  119. qemu-coroutine-io.c
  120. qemu-coroutine-lock.c
  121. qemu-coroutine-sleep.c
  122. qemu-coroutine.c
  123. qemu-doc.texi
  124. qemu-file.c
  125. qemu-img-cmds.hx
  126. qemu-img.c
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  128. qemu-io-cmds.c
  129. qemu-io.c
  130. qemu-log.c
  131. qemu-nbd.c
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  133. qemu-options-wrapper.h
  134. qemu-options.h
  135. qemu-options.hx
  136. qemu-seccomp.c
  137. qemu-tech.texi
  138. qemu-timer.c
  139. qemu.nsi
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  141. qmp-commands.hx
  142. qmp.c
  143. qtest.c
  144. README
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  148. tcg-runtime.c
  149. tci.c
  150. thread-pool.c
  151. thunk.c
  152. tpm.c
  153. trace-events
  154. translate-all.c
  155. translate-all.h
  156. user-exec.c
  157. VERSION
  158. version.rc
  159. vl.c
  160. vmstate.c
  161. xbzrle.c
  162. xen-common-stub.c
  163. xen-common.c
  164. xen-hvm-stub.c
  165. xen-hvm.c
  166. xen-mapcache.c