fix printf %n specifier - missing breaks had it clobbering memory

diff --git a/src/stdio/vfprintf.c b/src/stdio/vfprintf.c
index 5e19acc..3512b4d 100644 (file)
--- a/src/stdio/vfprintf.c
+++ b/src/stdio/vfprintf.c
@@ -526,13 +526,13 @@ static int printf_core(FILE *f, const char *fmt, va_list *ap, union arg *nl_arg,
                switch(t) {
                case 'n':
                        switch(ps) {
-                       case BARE: *(int *)arg.p = l;
-                       case LPRE: *(long *)arg.p = l;
-                       case LLPRE: *(long long *)arg.p = l;
-                       case HPRE: *(unsigned short *)arg.p = l;
-                       case HHPRE: *(unsigned char *)arg.p = l;
-                       case ZTPRE: *(size_t *)arg.p = l;
-                       case JPRE: *(uintmax_t *)arg.p = l;
+                       case BARE: *(int *)arg.p = l; break;
+                       case LPRE: *(long *)arg.p = l; break;
+                       case LLPRE: *(long long *)arg.p = l; break;
+                       case HPRE: *(unsigned short *)arg.p = l; break;
+                       case HHPRE: *(unsigned char *)arg.p = l; break;
+                       case ZTPRE: *(size_t *)arg.p = l; break;
+                       case JPRE: *(uintmax_t *)arg.p = l; break;
                        }
                        continue;
                case 'p':