Fix bug 6546: Avoid accessing buf[-1] if NUL byte comes from fgets

[samba.git] / source4 / torture / nbench / nbench.c

diff --git a/source4/torture/nbench/nbench.c b/source4/torture/nbench/nbench.c
index 5a4037f906d1d73dba685ae5b9922ca0ab2100de..05c889d1b7d34587bc91c1bbe3f0d42e29b6b10e 100644 (file)
--- a/source4/torture/nbench/nbench.c
+++ b/source4/torture/nbench/nbench.c
@@ -95,7 +95,9 @@ again:
 
                nbench_line_count++;
 
-               line[strlen(line)-1] = 0;
+               if ((strlen(line) > 0) && line[strlen(line)-1] == '\n') {
+                       line[strlen(line)-1] = 0;
+               }
 
                all_string_sub(line,"client1", cname, sizeof(line));