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| author | mark0 <757410129@qq.com> | 2023-07-28 17:32:59 +0800 |
|---|---|---|
| committer | mark0 <757410129@qq.com> | 2023-07-28 17:32:59 +0800 |
| commit | bd1648e707b85b79d816fd8737909789d7d2a09c (patch) | |
| tree | e24935f2cebb2634cc5621ab48689b9741bfa720 /src/afl-showmap.c | |
| parent | 705cdf45fc32e6f5fcf3b8e58242ede3b99b8b6e (diff) | |
| download | afl++-bd1648e707b85b79d816fd8737909789d7d2a09c.tar.gz | |
fix the file descriptor without determining null
Diffstat (limited to 'src/afl-showmap.c')
| -rw-r--r-- | src/afl-showmap.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/afl-showmap.c b/src/afl-showmap.c index b82bcd72..7a639cf6 100644 --- a/src/afl-showmap.c +++ b/src/afl-showmap.c @@ -1611,6 +1611,7 @@ int main(int argc, char **argv_orig, char **envp) { if (in_dir || in_filelist) { afl->fsrv.dev_urandom_fd = open("/dev/urandom", O_RDONLY); + if (afl->fsrv.dev_urandom_fd < 0) { PFATAL("Unable to open /dev/urandom"); } afl->afl_env.afl_custom_mutator_library = getenv("AFL_CUSTOM_MUTATOR_LIBRARY"); afl->afl_env.afl_python_module = getenv("AFL_PYTHON_MODULE"); |