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-rw-r--r--sys/ufs/ext2fs/ext2fs_readwrite.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/ufs/ext2fs/ext2fs_readwrite.c b/sys/ufs/ext2fs/ext2fs_readwrite.c
index 9ae4322756f..30332a71ab5 100644
--- a/sys/ufs/ext2fs/ext2fs_readwrite.c
+++ b/sys/ufs/ext2fs/ext2fs_readwrite.c
@@ -195,6 +195,13 @@ ext2fs_write(v)
panic("%s: mode", "ext2fs_write");
#endif
+ /*
+ * If writing 0 bytes, succeed and do not change
+ * update time or file offset (standards compliance)
+ */
+ if (uio->uio_resid == 0)
+ return (0);
+
switch (vp->v_type) {
case VREG:
if (ioflag & IO_APPEND)