diff --git a/src/df.c b/src/df.c
index 5391f50c852f8dea77e620683c1a2d5e51fd3eac..ded374b942e5d08d804dd027292eef2ef9f50fcb 100644 (file)
--- a/src/df.c
+++ b/src/df.c
{
if (strcmp (mnt_ptr->dir, "/") == 0)
{
+ if (strcmp (mnt_ptr->type, "rootfs") == 0)
+ continue;
sstrncpy (disk_name, "root", sizeof (disk_name));
}
else
blocksize = BLOCKSIZE(statbuf);
- /* Sanity-check for the values in the struct */
+ /*
+ * Sanity-check for the values in the struct
+ */
+ /* Check for negative "available" byes. For example UFS can
+ * report negative free space for user. Notice. blk_reserved
+ * will start to diminish after this. */
+#if HAVE_STATVFS
+ /* Cast and temporary variable are needed to avoid
+ * compiler warnings.
+ * ((struct statvfs).f_bavail is unsigned (POSIX)) */
+ int64_t signed_bavail = (int64_t) statbuf.f_bavail;
+ if (signed_bavail < 0)
+ statbuf.f_bavail = 0;
+#elif HAVE_STATFS
+ if (statbuf.f_bavail < 0)
+ statbuf.f_bavail = 0;
+#endif
+ /* Make sure that f_blocks >= f_bfree >= f_bavail */
if (statbuf.f_bfree < statbuf.f_bavail)
statbuf.f_bfree = statbuf.f_bavail;
if (statbuf.f_blocks < statbuf.f_bfree)