diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/common/util.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/common/util.c b/src/common/util.c index 16ff8e3a80..3f298cd9c4 100644 --- a/src/common/util.c +++ b/src/common/util.c @@ -96,6 +96,10 @@ #include <sys/wait.h> #endif +#ifdef __clang_analyzer__ +#undef MALLOC_ZERO_WORKS +#endif + /* ===== * Assertion helper. * ===== */ @@ -231,6 +235,13 @@ tor_realloc_(void *ptr, size_t size DMALLOC_PARAMS) tor_assert(size < SIZE_T_CEILING); +#ifndef MALLOC_ZERO_WORKS + /* Some libc mallocs don't work when size==0. Override them. */ + if (size==0) { + size=1; + } +#endif + #ifdef USE_DMALLOC result = dmalloc_realloc(file, line, ptr, size, DMALLOC_FUNC_REALLOC, 0); #else |