1 files changed, 0 insertions, 56 deletions
diff --git a/package/dropbear_sshd/dropbear-0.45-urandom.patch b/package/dropbear_sshd/dropbear-0.45-urandom.patch
deleted file mode 100644
index a19490daa..000000000
--- a/package/dropbear_sshd/dropbear-0.45-urandom.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- dropbear-0.45/options.h
-+++ dropbear-0.45/options.h
-@@ -148,6 +148,10 @@
- /* prngd must be manually set up to produce output */
- /*#define DROPBEAR_PRNGD_SOCKET "/var/run/dropbear-rng"*/
- 
-+/* If the normal random source would block for a while, fall back to 
-+ * the urandom source so that connections don't hang forever. */
-+#define DROPBEAR_URANDOM_DEV "/dev/urandom"
-+
- /* Specify the number of clients we will allow to be connected but
-  * not yet authenticated. After this limit, connections are rejected */
- #ifndef MAX_UNAUTH_CLIENTS
---- dropbear-0.45/random.c
-+++ dropbear-0.45/random.c
-@@ -57,9 +57,14 @@
- 	struct sockaddr_un egdsock;
- 	char egdcmd[2];
- #endif
-+	mode_t readmode = O_RDONLY;
-+#ifdef DROPBEAR_URANDOM_DEV
-+	unsigned int readtries = 0;
-+	readmode |= O_NONBLOCK;
-+#endif
- 
- #ifdef DROPBEAR_RANDOM_DEV
--	readfd = open(DROPBEAR_RANDOM_DEV, O_RDONLY);
-+	readfd = open(DROPBEAR_RANDOM_DEV, readmode);
- 	if (readfd < 0) {
- 		dropbear_exit("couldn't open random device");
- 	}
-@@ -97,6 +102,24 @@
- 			if (readlen < 0 && errno == EINTR) {
- 				continue;
- 			}
-+#ifdef DROPBEAR_URANDOM_DEV
-+			/* if the main random source blocked, lets retry a few times, 
-+			 * but then give up and try a constant random source. */
-+			if (readlen < 0 && errno == EAGAIN) {
-+				++readtries;
-+				if (readtries < 5) {
-+					sleep(1);
-+					continue;
-+				} else if (readtries == 5) {
-+					close (readfd);
-+					readfd = open(DROPBEAR_URANDOM_DEV, readmode);
-+					if (readfd < 0) {
-+						dropbear_exit("couldn't open secondary random device");
-+					}
-+					continue;
-+				}
-+			}
-+#endif
- 			dropbear_exit("error reading random source");
- 		}
- 		readpos += readlen;