about summary refs log tree commit diff
diff options
context:
space:
mode:
-rw-r--r--lib/libpam.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libpam.c b/lib/libpam.c
index e126f448..0afe65c0 100644
--- a/lib/libpam.c
+++ b/lib/libpam.c
@@ -769,7 +769,7 @@ pnm_bytespersample(sample const maxval) {
     unsigned int i;
     sample a;
 
-    for (i = 0, a = maxval; i < sizeof(maxval); ++i) {
+    for (i = 0, a = maxval; i <= sizeof(maxval); ++i) {
         if (a == 0)
             return i;
         a >>= 8;