[PULL,49/53] ipmi: remove the need of an ending record in the SDR table

Commit Message

Michael S. Tsirkin March 11, 2016, 3:10 p.m. UTC

From: Cédric Le Goater <[e-mail]>

Currently, the code initializing the sdr table relies on an ending
record with a recid of 0xffff. This patch changes the loop to use the
sdr size as a breaking condition.

Signed-off-by: Cédric Le Goater <[e-mail]>
Acked-by: Corey Minyard <[e-mail]>
Reviewed-by: Marcel Apfelbaum <[e-mail]>
Reviewed-by: Michael S. Tsirkin <[e-mail]>
Signed-off-by: Michael S. Tsirkin <[e-mail]>
---
 hw/ipmi/ipmi_bmc_sim.c | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

Patch

diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
index 0d4d748..9176f8a 100644
--- a/hw/ipmi/ipmi_bmc_sim.c
+++ b/hw/ipmi/ipmi_bmc_sim.c
@@ -1690,34 +1690,27 @@  static const uint8_t init_sdrs[] = {
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8,
     'W',  'a',  't',  'c',  'h',  'd',  'o',  'g',
-    /* End */
-    0xff, 0xff, 0x00, 0x00, 0x00
 };
 
 static void ipmi_sdr_init(IPMIBmcSim *ibs)
 {
     unsigned int i;
-    unsigned int recid;
+    int len;
 
-    for (i = 0;;) {
+    for (i = 0; i < sizeof(init_sdrs); i += len) {
         struct ipmi_sdr_header *sdrh;
-        int len;
+
         if ((i + IPMI_SDR_HEADER_SIZE) > sizeof(init_sdrs)) {
             error_report("Problem with recid 0x%4.4x", i);
             return;
         }
         sdrh = (struct ipmi_sdr_header *) &init_sdrs[i];
         len = ipmi_sdr_length(sdrh);
-        recid = ipmi_sdr_recid(sdrh);
-        if (recid == 0xffff) {
-            break;
-        }
         if ((i + len) > sizeof(init_sdrs)) {
             error_report("Problem with recid 0x%4.4x", i);
             return;
         }
         sdr_add_entry(ibs, sdrh, len, NULL);
-        i += len;
     }
 }