Add checks for file before open

- https://github.com/vmware/tdnf/issues/95
2019-12-19 00:36:55 +00:00 · 2019-12-19 00:36:55 +00:00 · dd33e38f83
parent 59293d015e
commit dd33e38f83
1 changed files with 6 additions and 1 deletions
--- a/solv/tdnfrepo.c
+++ b/solv/tdnfrepo.c
@ -248,9 +248,14 @@ SolvReadInstalledRpms(
        BAIL_ON_TDNF_LIBSOLV_ERROR(dwError);
    }

-    if(pszCacheFileName)
+    if(pszCacheFileName && access(pszCacheFileName, F_OK) == 0)
    {
        pCacheFile = fopen(pszCacheFileName, "r");
+        if(!pCacheFile)
+        {
+            dwError = errno;
+            BAIL_ON_TDNF_SYSTEM_ERROR(dwError);
+        }
    }

    dwFlags = REPO_REUSE_REPODATA | RPM_ADD_WITH_HDRID | REPO_USE_ROOTDIR;