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[jpegd]: Fix jpeg decoder MppBuffer crash

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1. Fix jpeg decoder error on release.
2. Fix possible crash when release invalid MppBuffer handle.

Change-Id: Ie904192af3352b5f967dcea6371bdb9aff194089
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
This commit is contained in:
Herman Chen
2016-12-13 16:05:59 +08:00
parent f1e92dee6f
commit 447bb9e951
2 changed files with 12 additions and 15 deletions
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5
mpp/base/mpp_buffer_impl.cpp
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@@ -325,7 +325,8 @@ MPP_RET mpp_buffer_ref_dec(MppBufferImpl *buffer, const char* caller)
MPP_RET ret = MPP_OK;
MppBufferGroupImpl *group = SEARCH_GROUP_BY_ID(buffer->group_id);
buffer_group_add_log(group, buffer, BUF_REF_DEC, caller);
if (group)
buffer_group_add_log(group, buffer, BUF_REF_DEC, caller);
if (buffer->ref_count <= 0) {
mpp_err_f("found non-positive ref_count %d caller %s\n",
@@ -717,6 +718,8 @@ MppBufferGroupImpl *MppBufferService::get_group_by_id(RK_U32 id)
}
}
mpp_err_f("can not find group with id %d\n", id);
return NULL;
}