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会出现panic #28

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84970000 opened this issue Nov 6, 2019 · 0 comments
Open

会出现panic #28

84970000 opened this issue Nov 6, 2019 · 0 comments

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@84970000
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84970000 commented Nov 6, 2019 •
edited

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0x7a8bf8]

goroutine 7 [running]:
github.com/40t/go-sniffer/plugSrc/mysql/build.(*stream).resolveClientPacket(0xc420056c80, 0xc42062e600, 0x1, 0x600, 0x1)
/data/home/xxx/Gosrc/src/github.com/40t/go-sniffer/plugSrc/mysql/build/entry.go:304 +0xd98
github.com/40t/go-sniffer/plugSrc/mysql/build.(*stream).resolve(0xc420056c80)
/data/home/xxx/Gosrc/src/github.com/40t/go-sniffer/plugSrc/mysql/build/entry.go:193 +0x95
created by github.com/40t/go-sniffer/plugSrc/mysql/build.(*Mysql).ResolveStream
/data/home/xxx/Gosrc/src/github.com/40t/go-sniffer/plugSrc/mysql/build/entry.go:71 +0x3ff

看代码，应该是没有判断从map取出来的是否为空指针，就直接给字段赋值，导致空指针错误了
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