3996 			      int opsize)  in smc_parse_options()  argument
4000 		if (th->syn && !(opsize & 1) &&  in smc_parse_options()
4001 		    opsize >= TCPOLEN_EXP_SMC_BASE &&  in smc_parse_options()
4022 		int opsize;  in tcp_parse_mss_option()  local
4033 			opsize = *ptr++;  in tcp_parse_mss_option()
4034 			if (opsize < 2) /* "silly options" */  in tcp_parse_mss_option()
4036 			if (opsize > length)  in tcp_parse_mss_option()
4038 			if (opcode == TCPOPT_MSS && opsize == TCPOLEN_MSS) {  in tcp_parse_mss_option()
4047 			ptr += opsize - 2;  in tcp_parse_mss_option()
4048 			length -= opsize;  in tcp_parse_mss_option()
4074 		int opsize;  in tcp_parse_options()  local
4085 			opsize = *ptr++;  in tcp_parse_options()
4086 			if (opsize < 2) /* "silly options" */  in tcp_parse_options()
4088 			if (opsize > length)  in tcp_parse_options()
4092 				if (opsize == TCPOLEN_MSS && th->syn && !estab) {  in tcp_parse_options()
4103 				if (opsize == TCPOLEN_WINDOW && th->syn &&  in tcp_parse_options()
4118 				if ((opsize == TCPOLEN_TIMESTAMP) &&  in tcp_parse_options()
4127 				if (opsize == TCPOLEN_SACK_PERM && th->syn &&  in tcp_parse_options()
4135 				if ((opsize >= (TCPOLEN_SACK_BASE + TCPOLEN_SACK_PERBLOCK)) &&  in tcp_parse_options()
4136 				   !((opsize - TCPOLEN_SACK_BASE) % TCPOLEN_SACK_PERBLOCK) &&  in tcp_parse_options()
4150 					opsize - TCPOLEN_FASTOPEN_BASE,  in tcp_parse_options()
4158 				if (opsize >= TCPOLEN_EXP_FASTOPEN_BASE &&  in tcp_parse_options()
4161 					tcp_parse_fastopen_option(opsize -  in tcp_parse_options()
4167 				if (smc_parse_options(th, opt_rx, ptr, opsize))  in tcp_parse_options()
4176 			ptr += opsize-2;  in tcp_parse_options()
4177 			length -= opsize;  in tcp_parse_options()
4240 		int opsize;  in tcp_parse_md5sig_option()  local
4249 			opsize = *ptr++;  in tcp_parse_md5sig_option()
4250 			if (opsize < 2 || opsize > length)  in tcp_parse_md5sig_option()
4253 				return opsize == TCPOLEN_MD5SIG ? ptr : NULL;  in tcp_parse_md5sig_option()
4255 		ptr += opsize - 2;  in tcp_parse_md5sig_option()
4256 		length -= opsize;  in tcp_parse_md5sig_option()