lib/ismounted: use xstrncpy()

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/lib/ismounted.c b/lib/ismounted.c
index 682104d5141da6f342ad2cb708f514976c4382e9..fe4c329a7c34017b572619eea660e66f50524a68 100644 (file)
--- a/lib/ismounted.c
+++ b/lib/ismounted.c
@@ -29,6 +29,7 @@
 #endif
 
 #include "pathnames.h"
+#include "strutils.h"
 #include "ismounted.h"
 #include "c.h"
 #ifdef __linux__
@@ -109,7 +110,7 @@ static int check_mntent_file(const char *mtab_file, const char *file,
                    st_buf.st_dev == file_rdev) {
                        *mount_flags = MF_MOUNTED;
                        if (mtpt)
-                               strncpy(mtpt, "/", mtlen);
+                               xstrncpy(mtpt, "/", mtlen);
                        goto is_root;
                }
 #endif /* __GNU__ */
@@ -150,7 +151,7 @@ static int check_mntent_file(const char *mtab_file, const char *file,
 #endif
 
        if (mtpt)
-               strncpy(mtpt, mnt->mnt_dir, mtlen);
+               xstrncpy(mtpt, mnt->mnt_dir, mtlen);
        /*
         * Check to see if we're referring to the root filesystem.
         * If so, do a manual check to see if we can open /etc/mtab
@@ -242,7 +243,7 @@ static int check_getmntinfo(const char *file, int *mount_flags,
                 ++mp;
        }
        if (mtpt)
-               strncpy(mtpt, mp->f_mntonname, mtlen);
+               xstrncpy(mtpt, mp->f_mntonname, mtlen);
        return 0;
 }
 #endif /* HAVE_GETMNTINFO */
@@ -321,7 +322,7 @@ int check_mount_point(const char *device, int *mount_flags,
        if (is_swap_device(device)) {
                *mount_flags = MF_MOUNTED | MF_SWAP;
                if (mtpt && mtlen)
-                       strncpy(mtpt, "[SWAP]", mtlen);
+                       xstrncpy(mtpt, "[SWAP]", mtlen);
        } else {
 #ifdef HAVE_MNTENT_H
                retval = check_mntent(device, mount_flags, mtpt, mtlen);