test/librbd/fsx.cc: fix format specifier

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/test/librbd/fsx.cc b/src/test/librbd/fsx.cc
index 238d6ab085ba4c9b7dbc3c798a5cb5c6780776c2..15f3afbd01612de6a4352bcd0aa8fe26dc79dfde 100644 (file)
--- a/src/test/librbd/fsx.cc
+++ b/src/test/librbd/fsx.cc
@@ -2002,7 +2002,7 @@ main(int argc, char **argv)
                case 'b':
                        simulatedopcount = getnum(optarg, &endp);
                        if (!quiet)
-                               fprintf(stdout, "Will begin at operation %ld\n",
+                               fprintf(stdout, "Will begin at operation %lu\n",
                                        simulatedopcount);
                        if (simulatedopcount == 0)
                                usage();