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Diffstat (limited to 'package/utils/busybox/patches/802-brctl_linux24.patch')
-rw-r--r--package/utils/busybox/patches/802-brctl_linux24.patch74
1 files changed, 74 insertions, 0 deletions
diff --git a/package/utils/busybox/patches/802-brctl_linux24.patch b/package/utils/busybox/patches/802-brctl_linux24.patch
new file mode 100644
index 0000000000..8cc19779a2
--- /dev/null
+++ b/package/utils/busybox/patches/802-brctl_linux24.patch
@@ -0,0 +1,74 @@
+--- a/networking/brctl.c
++++ b/networking/brctl.c
+@@ -56,7 +56,7 @@
+
+ /* Maximum number of ports supported per bridge interface. */
+ #ifndef MAX_PORTS
+-# define MAX_PORTS 32
++# define MAX_PORTS 1024
+ #endif
+
+ /* Use internal number parsing and not the "exact" conversion. */
+@@ -193,6 +193,7 @@ int brctl_main(int argc UNUSED_PARAM, ch
+ printf(bi.stp_enabled ? "\tyes" : "\tno");
+
+ /* print interface list */
++ memset(ifidx, 0, sizeof ifidx);
+ arm_ioctl(args, BRCTL_GET_PORT_LIST,
+ (unsigned long) ifidx, MAX_PORTS);
+ xioctl(fd, SIOCDEVPRIVATE, &ifr);
+@@ -221,9 +222,19 @@ int brctl_main(int argc UNUSED_PARAM, ch
+ br = *argv++;
+
+ if (key == ARG_addbr || key == ARG_delbr) { /* addbr or delbr */
+- ioctl_or_perror_and_die(fd,
+- key == ARG_addbr ? SIOCBRADDBR : SIOCBRDELBR,
+- br, "bridge %s", br);
++ int ret;
++ ret = ioctl(fd,
++ key == ARG_addbr ? SIOCBRADDBR : SIOCBRDELBR,
++ br);
++ if (ret < 0) {
++ arm_ioctl(args,
++ key == ARG_addbr ? BRCTL_ADD_BRIDGE : BRCTL_DEL_BRIDGE,
++ (unsigned long) br, 0);
++ ret = ioctl(fd, SIOCSIFBR, args);
++ }
++ if (ret < 0) {
++ bb_perror_msg_and_die("bridge %s", br);
++ }
+ goto done;
+ }
+
+@@ -232,14 +243,27 @@ int brctl_main(int argc UNUSED_PARAM, ch
+
+ strncpy_IFNAMSIZ(ifr.ifr_name, br);
+ if (key == ARG_addif || key == ARG_delif) { /* addif or delif */
++ int ret;
++ int if_index;
+ brif = *argv;
+- ifr.ifr_ifindex = if_nametoindex(brif);
+- if (!ifr.ifr_ifindex) {
++ if_index = if_nametoindex(brif);
++ if (!if_index) {
+ bb_perror_msg_and_die("iface %s", brif);
+ }
+- ioctl_or_perror_and_die(fd,
++ ifr.ifr_ifindex = if_index;
++ ret = ioctl(fd,
+ key == ARG_addif ? SIOCBRADDIF : SIOCBRDELIF,
+- &ifr, "bridge %s", br);
++ &ifr);
++ if (ret < 0) {
++ arm_ioctl(args,
++ key == ARG_addif ? BRCTL_ADD_IF : BRCTL_DEL_IF,
++ if_index, 0);
++ ifr.ifr_data = (char *) &args;
++ ret = ioctl(fd, SIOCDEVPRIVATE, &ifr);
++ }
++ if (ret < 0) {
++ bb_perror_msg_and_die("bridge %s", br);
++ }
+ goto done_next_argv;
+ }
+ #if ENABLE_FEATURE_BRCTL_FANCY