From: John Crispin Date: Fri, 3 Apr 2015 19:06:45 +0000 (+0000) Subject: ppp: Fix seg fault when using pppol2tp X-Git-Tag: reboot~3474 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9ccfbb841c01b1d15270374a3ce07641267b730d;p=oweals%2Fopenwrt.git ppp: Fix seg fault when using pppol2tp PPPD crashes (SEGV) when the dump or dryrun options are specified and an option is internally defined as "o_special" with an option flag of "OPT_A2STRVAL". As the option value is not saved when the parameter is processed, a reference to the option will result into a crash (e.g. when printing). Signed-off-by: Hans Dedecker SVN-Revision: 45263 --- diff --git a/package/network/services/ppp/patches/540-save-pppol2tp_fd_str.patch b/package/network/services/ppp/patches/540-save-pppol2tp_fd_str.patch new file mode 100644 index 0000000000..7dd2ad844c --- /dev/null +++ b/package/network/services/ppp/patches/540-save-pppol2tp_fd_str.patch @@ -0,0 +1,13 @@ +--- a/pppd/plugins/pppol2tp/pppol2tp.c ++++ b/pppd/plugins/pppol2tp/pppol2tp.c +@@ -148,6 +148,10 @@ static int setdevname_pppol2tp(char **ar + fatal("PPPoL2TP kernel driver not installed"); + } + ++ pppol2tp_fd_str = strdup(*argv); ++ if (pppol2tp_fd_str == NULL) ++ novm("PPPoL2TP FD"); ++ + /* Setup option defaults. Compression options are disabled! */ + + modem = 0;