File 0003-filter-mpath-handle-other-wwid-types-in-bl... of Package lvm2

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File 0003-filter-mpath-handle-other-wwid-types-in-blacklist.patch of Package lvm2

From c302903dbab1d5fd05b344c654bed83c9ecb69f8 Mon Sep 17 00:00:00 2001
From: David Teigland <teigland@redhat.com>
Date: Mon, 6 Jun 2022 11:39:02 -0500
Subject: [PATCH] filter-mpath: handle other wwid types in blacklist

Fixes commit 494372b4eed0c8f6040e3357939eb7511ac25745
  "filter-mpath: use multipath blacklist"
to handle wwids with initial type digits 1 and 2 used
for t10 and eui ids.  Originally recognized type 3 naa.
---
 lib/device/dev-mpath.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/lib/device/dev-mpath.c b/lib/device/dev-mpath.c
index 270366ad7cfe..846f6c8bab13 100644
--- a/lib/device/dev-mpath.c
+++ b/lib/device/dev-mpath.c
@@ -54,7 +54,7 @@ static void _read_blacklist_file(const char *path)
 	int section_black = 0;
 	int section_exceptions = 0;
 	int found_quote;
-	int found_three;
+	int found_type;
 	int i, j;
 
 	if (!(fp = fopen(path, "r")))
@@ -114,7 +114,7 @@ static void _read_blacklist_file(const char *path)
 
 		memset(wwid, 0, sizeof(wwid));
 		found_quote = 0;
-		found_three = 0;
+		found_type = 0;
 		j = 0;
 
 		for (; i < MAX_WWID_LINE; i++) {
@@ -132,9 +132,10 @@ static void _read_blacklist_file(const char *path)
 			/* second quote is end of wwid */
 			if ((line[i] == '"') && found_quote)
 				break;
-			/* ignore first "3" in wwid */
-			if ((line[i] == '3') && !found_three) {
-				found_three = 1;
+			/* exclude initial 3/2/1 for naa/eui/t10 */
+			if (!j && !found_type &&
+			    ((line[i] == '3') || (line[i] == '2') || (line[i] == '1'))) {
+				found_type = 1;
 				continue;
 			}
 
-- 
2.26.2

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File 0003-filter-mpath-handle-other-wwid-types-in-blacklist.patch of Package lvm2

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