srand*dev() fallback code: change ^getpid() to ^(getpid() << 16) to allow

change of high word part too to produce more interesting seed distribution.

2 files changed, 2 insertions, 2 deletions

diff --git a/lib/libc/stdlib/rand.c b/lib/libc/stdlib/rand.c
index 8de8ead..314fb92 100644
--- a/lib/libc/stdlib/rand.c
+++ b/lib/libc/stdlib/rand.c
@@ -130,7 +130,7 @@ sranddev()
 		unsigned long junk;
 
 		gettimeofday(&tv, NULL);
-		next = getpid() ^ tv.tv_sec ^ tv.tv_usec ^ junk;
+		next = (getpid() << 16) ^ tv.tv_sec ^ tv.tv_usec ^ junk;
 	}
 }
 
diff --git a/lib/libc/stdlib/random.c b/lib/libc/stdlib/random.c
index a271669..fb0aa07 100644
--- a/lib/libc/stdlib/random.c
+++ b/lib/libc/stdlib/random.c
@@ -312,7 +312,7 @@ srandomdev()
 		unsigned long junk;
 
 		gettimeofday(&tv, NULL);
-		srandom(getpid() ^ tv.tv_sec ^ tv.tv_usec ^ junk);
+		srandom((getpid() << 16) ^ tv.tv_sec ^ tv.tv_usec ^ junk);
 		return;
 	}