diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/util/mallocvar.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/util/mallocvar.h b/lib/util/mallocvar.h index a26d007b..e5b7b1ea 100644 --- a/lib/util/mallocvar.h +++ b/lib/util/mallocvar.h @@ -57,11 +57,22 @@ static __inline__ void reallocProduct(void ** const blockP, unsigned int const factor1, unsigned int const factor2) { + + void * const oldBlockP = *blockP; + + void * newBlockP; if (UINT_MAX / factor2 < factor1) - *blockP = NULL; + newBlockP = NULL; else - *blockP = realloc(*blockP, factor1 * factor2); + newBlockP = realloc(oldBlockP, factor1 * factor2); + + if (newBlockP) + *blockP = newBlockP; + else { + free(oldBlockP); + *blockP = NULL; + } } |