tracing/probes: Fix a warning message to show correct maximum length

[sfrench/cifs-2.6.git] / kernel / trace / trace_probe.c

diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index 11b63328d6fbcc4391b146bcdc7ced685f89dbcf..52478f033f88f2d38315c887406608554c391a32 100644 (file)
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -679,8 +679,9 @@ ssize_t traceprobe_probes_write(struct file *file, const char __user *buffer,
                                if (done + size < count) {
                                        if (buf != kbuf)
                                                break;
+                                       /* This can accept WRITE_BUFSIZE - 2 ('\n' + '\0') */
                                        pr_warn("Line length is too long: Should be less than %d\n",
-                                               WRITE_BUFSIZE);
+                                               WRITE_BUFSIZE - 2);
                                        ret = -EINVAL;
                                        goto out;
                                }