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-rw-r--r--libio/fileops.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libio/fileops.c b/libio/fileops.c
index 15e30a43c8..0a6d009229 100644
--- a/libio/fileops.c
+++ b/libio/fileops.c
@@ -816,7 +816,7 @@ _IO_file_xsgetn (fp, data, n)
 	  /* If we now want less than a buffer, underflow and repeat
 	     the copy.  Otherwise, _IO_SYSREAD directly to
 	     the user buffer. */
-	  if (fp->_IO_buf_base && want <= fp->_IO_buf_end - fp->_IO_buf_base)
+	  if (fp->_IO_buf_base && want < fp->_IO_buf_end - fp->_IO_buf_base)
 	    {
 	      if (__underflow (fp) == EOF)
 		break;