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Fix unlikely null ptr deref in broxygen::Manager.

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This commit is contained in:
Jon Siwek 2013-12-05 12:56:05 -06:00
parent be05d7b435
commit d3e908af3b
1 changed files with 2 additions and 1 deletions
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3
src/broxygen/Manager.cc
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@ -35,7 +35,8 @@ Manager::Manager(const string& arg_config, const string& bro_command)
if ( getenv("BRO_DISABLE_BROXYGEN") ) if ( getenv("BRO_DISABLE_BROXYGEN") )
disabled = true; disabled = true;
string path_to_bro = find_file(bro_command, getenv("PATH")); const char* path = getenv("PATH");
string path_to_bro = path ? find_file(bro_command, path): "";
struct stat s; struct stat s;
if ( path_to_bro.empty() || stat(path_to_bro.c_str(), &s) < 0 ) if ( path_to_bro.empty() || stat(path_to_bro.c_str(), &s) < 0 )