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Avoid null pointer deref when getting IPv4 header options

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This commit is contained in:
dmiller 2014-11-12 13:29:37 +00:00
parent df50e3091e
commit 98b1467a48
1 changed files with 2 additions and 1 deletions
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3
libnetutil/IPv4Header.cc
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@ -681,7 +681,8 @@ const u8 *IPv4Header::getOpts() const {
const u8 *IPv4Header::getOpts(int *len) const {
if(len==NULL)
printf("getOpts(): NULL pointer supplied.\n");
*len=ipoptlen;
else
*len=ipoptlen;
return h.options;
} /* End of getOpts() */