File 0002-Ensure-the-salt-file-is-indeed-a-regular-f... of Package pam_kwallet

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File 0002-Ensure-the-salt-file-is-indeed-a-regular-file.patch of Package pam_kwallet (Revision ffd7b1dbd1d5e8cc086a9c67caf74e7e)

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From beec1b39db5985eab486866b6a6d5ac0d8e9bbb3 Mon Sep 17 00:00:00 2001
From: Albert Astals Cid <aacid@kde.org>
Date: Mon, 21 May 2018 10:44:11 +0200
Subject: [PATCH 2/4] Ensure the salt file is indeed a regular file

Summary:
If it's not a regular file we try to re-create it
if we can't for some reason, we bail out

Reviewers: fvogt, mgerstner

Reviewed By: fvogt

Subscribers: plasma-devel

Tags: #plasma

Differential Revision: https://phabricator.kde.org/D12991
---
 pam_kwallet.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pam_kwallet.c b/pam_kwallet.c
index 07b357d..ecee6b3 100644
--- a/pam_kwallet.c
+++ b/pam_kwallet.c
@@ -723,10 +723,16 @@ int kwallet_hash(pam_handle_t *pamh, const char *passphrase, struct passwd *user
     sprintf(path, "%s/%s/%s", userInfo->pw_dir, kdehome, fixpath);
 
     char *salt = NULL;
-    if (stat(path, &info) != 0 || info.st_size == 0) {
+    if (stat(path, &info) != 0 || info.st_size == 0 || !S_ISREG(info.st_mode)) {
         createNewSalt(pamh, path, userInfo);
     }
 
+    if (stat(path, &info) != 0 || info.st_size == 0 || !S_ISREG(info.st_mode)) {
+        syslog(LOG_ERR, "%s: Failed to ensure %s looks like a salt file", logPrefix, path);
+        free(path);
+        return 1;
+    }
+
     FILE *fd = fopen(path, "r");
     if (fd == NULL) {
         syslog(LOG_ERR, "%s: Couldn't open file: %s because: %d-%s", logPrefix, path, errno, strerror(errno));
-- 
2.17.1

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File 0002-Ensure-the-salt-file-is-indeed-a-regular-file.patch of Package pam_kwallet (Revision ffd7b1dbd1d5e8cc086a9c67caf74e7e)

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