1 files changed, 4 insertions, 4 deletions

diff --git a/src/lib/libcrypto/mem.c b/src/lib/libcrypto/mem.c
index bb862db499..dd86733b77 100644
--- a/src/lib/libcrypto/mem.c
+++ b/src/lib/libcrypto/mem.c
@@ -252,7 +252,7 @@ void *CRYPTO_malloc_locked(int num, const char *file, int line)
         void *ret = NULL;
         extern unsigned char cleanse_ctr;
 
-        if (num < 0) return NULL;
+        if (num <= 0) return NULL;
 
         allow_customize = 0;
         if (malloc_debug_func != NULL)
@@ -293,7 +293,7 @@ void *CRYPTO_malloc(int num, const char *file, int line)
         void *ret = NULL;
         extern unsigned char cleanse_ctr;
 
-        if (num < 0) return NULL;
+        if (num <= 0) return NULL;
 
         allow_customize = 0;
         if (malloc_debug_func != NULL)
@@ -324,7 +324,7 @@ void *CRYPTO_realloc(void *str, int num, const char *file, int line)
         if (str == NULL)
                 return CRYPTO_malloc(num, file, line);
 
-        if (num < 0) return NULL;
+        if (num <= 0) return NULL;
  
         if (realloc_debug_func != NULL)
                 realloc_debug_func(str, NULL, num, file, line, 0);
@@ -346,7 +346,7 @@ void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
         if (str == NULL)
                 return CRYPTO_malloc(num, file, line);
  
-        if (num < 0) return NULL;
+        if (num <= 0) return NULL;
  
         if (realloc_debug_func != NULL)
                 realloc_debug_func(str, NULL, num, file, line, 0);