---

yaml --- r: 736 b: refs/heads/master c: 35bc37a h: refs/heads/master v: v3
git-mirror · May 1, 2005 · 1024aae · 1024aae
1 parent 07b8a37
commit 1024aae
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9206880198589670dfc33feb9d2e903c3492701f
+refs/heads/master: 35bc37a0e0979a091bcf5d9161ffe935b3aa998c
diff --git a/trunk/drivers/char/ipmi/ipmi_si_intf.c b/trunk/drivers/char/ipmi/ipmi_si_intf.c
@@ -1526,8 +1526,17 @@ static int try_init_acpi(int intf_num, struct smi_info **new_info)
 		info->irq_setup = NULL;
 	}
 
-	regspacings[intf_num] = spmi->addr.register_bit_width / 8;
-	info->io.regspacing = spmi->addr.register_bit_width / 8;
+	if (spmi->addr.register_bit_width) {
+		/* A (hopefully) properly formed register bit width. */
+		regspacings[intf_num] = spmi->addr.register_bit_width / 8;
+		info->io.regspacing = spmi->addr.register_bit_width / 8;
+	} else {
+		/* Some broken systems get this wrong and set the value
+		 * to zero.  Assume it is the default spacing.  If that
+		 * is wrong, too bad, the vendor should fix the tables. */
+		regspacings[intf_num] = DEFAULT_REGSPACING;
+		info->io.regspacing = DEFAULT_REGSPACING;
+	}
 	regsizes[intf_num] = regspacings[intf_num];
 	info->io.regsize = regsizes[intf_num];
 	regshifts[intf_num] = spmi->addr.register_bit_offset;