X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=linux_module%2Fiface-file.c;h=e826296e1339bb890f95c8d83c2b3a599e30d71e;hb=e3102a252f2e92de3275bdcf2af96beb85c693e4;hp=da5aabba93ada8469027e949c736cec148f74e00;hpb=5c2a2684778fa080c41a0f04518721ebe476efb1;p=palacios.git

diff --git a/linux_module/iface-file.c b/linux_module/iface-file.c
index da5aabb..e826296 100644
--- a/linux_module/iface-file.c
+++ b/linux_module/iface-file.c
@@ -161,7 +161,7 @@ static int palacios_file_mkdir(const char * pathname, unsigned short perms, int
     {
 	dentry = kern_path_create(AT_FDCWD, pathname, &tmp_path, 1);
 	
-	if (IS_ERR(dentry)) {
+	if (!dentry || IS_ERR(dentry)) {
 	    return 0;
 	}
 	
@@ -170,7 +170,7 @@ static int palacios_file_mkdir(const char * pathname, unsigned short perms, int
 #endif    
 
 
-    if (!IS_ERR(dentry)) {
+    if (!(!dentry || IS_ERR(dentry))) {
 	ret = vfs_mkdir(path_ptr->dentry->d_inode, dentry, perms);
     }
 
@@ -218,9 +218,9 @@ static void * palacios_file_open(const char * path, int mode, void * private_dat
     pfile->mode |= O_LARGEFILE;
 
 
-    pfile->filp = filp_open(path, pfile->mode, 0);
+    pfile->filp = filp_open(path, pfile->mode, 0600);  // rw------- to start
     
-    if (IS_ERR(pfile->filp)) {
+    if (!pfile->filp || IS_ERR(pfile->filp)) {
 	ERROR("Cannot open file: %s\n", path);
 	palacios_free(pfile);
 	return NULL;
@@ -252,10 +252,16 @@ static void * palacios_file_open(const char * path, int mode, void * private_dat
 static int palacios_file_close(void * file_ptr) {
     struct palacios_file * pfile = (struct palacios_file *)file_ptr;
 
+    if (!pfile) {
+        return -1;
+    }
+
     filp_close(pfile->filp, NULL);
     
     list_del(&(pfile->file_node));
 
+    palacios_spinlock_deinit(&(pfile->lock));
+
     palacios_free(pfile->path);    
     palacios_free(pfile);