53a9ba132c
In function ark_config_device(), there are several malloc without null point check. Fix it by adding null point check. Signed-off-by: Yong Wang <wang.yong19@zte.com.cn> Acked-by: Ed Czeck <ed.czeck@atomicrules.com>
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) 2015-2017 Atomic Rules LLC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdint.h>
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#include <inttypes.h>
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#include "ark_pktdir.h"
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#include "ark_global.h"
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#include "ark_logs.h"
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ark_pkt_dir_t
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ark_pktdir_init(void *base)
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{
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struct ark_pkt_dir_inst *inst =
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rte_malloc("ark_pkt_dir_inst",
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sizeof(struct ark_pkt_dir_inst),
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0);
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if (inst == NULL) {
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PMD_DRV_LOG(ERR, "Failed to malloc ark_pkt_dir_inst.\n");
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return inst;
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}
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inst->regs = (struct ark_pkt_dir_regs *)base;
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inst->regs->ctrl = 0x00110110; /* POR state */
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return inst;
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}
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void
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ark_pktdir_uninit(ark_pkt_dir_t handle)
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{
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struct ark_pkt_dir_inst *inst = (struct ark_pkt_dir_inst *)handle;
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rte_free(inst);
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}
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void
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ark_pktdir_setup(ark_pkt_dir_t handle, uint32_t v)
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{
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struct ark_pkt_dir_inst *inst = (struct ark_pkt_dir_inst *)handle;
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inst->regs->ctrl = v;
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}
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uint32_t
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ark_pktdir_status(ark_pkt_dir_t handle)
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{
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struct ark_pkt_dir_inst *inst = (struct ark_pkt_dir_inst *)handle;
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return inst->regs->ctrl;
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}
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uint32_t
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ark_pktdir_stall_cnt(ark_pkt_dir_t handle)
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{
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struct ark_pkt_dir_inst *inst = (struct ark_pkt_dir_inst *)handle;
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return inst->regs->stall_cnt;
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}
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