qemu/pci: clarify pci config load routine

PCI load routine has to be called with size equal to 256 (otherwise it
will crash in weird ways).  So assert this, making code clearer.
Also avoid dynamically sized array on stack - good for portability.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Cc: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
1 file changed
tree: c72bc7bbac6624fc5da53897fc8bc18b5e600853
  1. audio/
  2. block/
  3. bsd-user/
  4. darwin-user/
  5. fpu/
  6. gdb-xml/
  7. hw/
  8. linux-user/
  9. pc-bios/
  10. roms/
  11. slirp/
  12. target-alpha/
  13. target-arm/
  14. target-cris/
  15. target-i386/
  16. target-m68k/
  17. target-microblaze/
  18. target-mips/
  19. target-ppc/
  20. target-sh4/
  21. target-sparc/
  22. tcg/
  23. tests/
  24. .gitignore
  25. .gitmodules
  26. a.out.h
  27. acl.c
  28. acl.h
  29. aes.c
  30. aes.h
  31. aio.c
  32. alpha-dis.c
  33. alpha.ld
  34. arm-dis.c
  35. arm-semi.c
  36. arm.ld
  37. balloon.h
  38. block.c
  39. block.h
  40. block_int.h
  41. bswap.h
  42. bt-host.c
  43. bt-host.h
  44. bt-vhci.c
  45. buffered_file.c
  46. buffered_file.h
  47. cache-utils.c
  48. cache-utils.h
  49. Changelog
  50. check-qdict.c
  51. check-qint.c
  52. check-qstring.c
  53. cmd.c
  54. cmd.h
  55. cocoa.m
  56. CODING_STYLE
  57. configure
  58. console.c
  59. console.h
  60. COPYING
  61. COPYING.LIB
  62. cpu-all.h
  63. cpu-common.h
  64. cpu-defs.h
  65. cpu-exec.c
  66. create_config
  67. cris-dis.c
  68. curses.c
  69. curses_keys.h
  70. cutils.c
  71. d3des.c
  72. d3des.h
  73. def-helper.h
  74. device_tree.c
  75. device_tree.h
  76. dis-asm.h
  77. disas.c
  78. disas.h
  79. dma-helpers.c
  80. dma.h
  81. dyngen-exec.h
  82. elf.h
  83. envlist.c
  84. envlist.h
  85. exec-all.h
  86. exec.c
  87. feature_to_c.sh
  88. gdbstub.c
  89. gdbstub.h
  90. gen-icount.h
  91. host-utils.c
  92. host-utils.h
  93. hostregs_helper.h
  94. hpet.h
  95. hppa-dis.c
  96. hppa.ld
  97. hxtool
  98. i386-dis.c
  99. i386.ld
  100. ia64.ld
  101. ioport-user.c
  102. ioport.c
  103. ioport.h
  104. keymaps.c
  105. keymaps.h
  106. kvm-all.c
  107. kvm.h
  108. libfdt_env.h
  109. LICENSE
  110. linux-aio.c
  111. m68k-dis.c
  112. m68k-semi.c
  113. m68k.ld
  114. MAINTAINERS
  115. Makefile
  116. Makefile.hw
  117. Makefile.target
  118. Makefile.user
  119. microblaze-dis.c
  120. migration-exec.c
  121. migration-fd.c
  122. migration-tcp.c
  123. migration-unix.c
  124. migration.c
  125. migration.h
  126. mips-dis.c
  127. mips.ld
  128. module.c
  129. module.h
  130. monitor.c
  131. monitor.h
  132. nbd.c
  133. nbd.h
  134. net-checksum.c
  135. net.c
  136. net.h
  137. osdep.c
  138. osdep.h
  139. path.c
  140. pci-ids.txt
  141. posix-aio-compat.c
  142. ppc-dis.c
  143. ppc.ld
  144. ppc64.ld
  145. qdict-test-data.txt
  146. qdict.c
  147. qdict.h
  148. qemu-aio.h
  149. qemu-binfmt-conf.sh
  150. qemu-char.c
  151. qemu-char.h
  152. qemu-common.h
  153. qemu-config.c
  154. qemu-config.h
  155. qemu-doc.texi
  156. qemu-img-cmds.hx
  157. qemu-img.c
  158. qemu-img.texi
  159. qemu-io.c
  160. qemu-lock.h
  161. qemu-log.h
  162. qemu-malloc.c
  163. qemu-monitor.hx
  164. qemu-nbd.c
  165. qemu-nbd.texi
  166. qemu-option.c
  167. qemu-option.h
  168. qemu-options.hx
  169. qemu-queue.h
  170. qemu-sockets.c
  171. qemu-tech.texi
  172. qemu-thread.c
  173. qemu-thread.h
  174. qemu-timer.h
  175. qemu-tool.c
  176. qemu.sasl
  177. qemu_socket.h
  178. qint.c
  179. qint.h
  180. qobject.h
  181. qstring.c
  182. qstring.h
  183. readline.c
  184. readline.h
  185. README
  186. rules.mak
  187. s390-dis.c
  188. s390.ld
  189. savevm.c
  190. sdl.c
  191. sdl_keysym.h
  192. sdl_zoom.c
  193. sdl_zoom.h
  194. sdl_zoom_template.h
  195. sh4-dis.c
  196. softmmu-semi.h
  197. softmmu_defs.h
  198. softmmu_exec.h
  199. softmmu_header.h
  200. softmmu_template.h
  201. sparc-dis.c
  202. sparc.ld
  203. sparc64.ld
  204. sysemu.h
  205. tap-win32.c
  206. targphys.h
  207. tcg-runtime.c
  208. texi2pod.pl
  209. thunk.c
  210. thunk.h
  211. TODO
  212. translate-all.c
  213. uboot_image.h
  214. usb-bsd.c
  215. usb-linux.c
  216. usb-stub.c
  217. VERSION
  218. vgafont.h
  219. vl.c
  220. vnc-auth-sasl.c
  221. vnc-auth-sasl.h
  222. vnc-auth-vencrypt.c
  223. vnc-auth-vencrypt.h
  224. vnc-tls.c
  225. vnc-tls.h
  226. vnc.c
  227. vnc.h
  228. vnc_keysym.h
  229. vnchextile.h
  230. x86_64.ld
  231. x_keymap.c
  232. x_keymap.h