Check for null pointers before freeing to avoid dmalloc errors.

svn path=/trunk/yasm/; revision=802
23 years ago · 1dc6132b00
parent c46032973e
commit 1dc6132b00
2 changed files with 2 additions and 2 deletions
--- a/modules/preprocs/nasm/nasmlib.h
+++ b/modules/preprocs/nasm/nasmlib.h
@ -18,7 +18,7 @@
 */
 #define nasm_malloc xmalloc
 #define nasm_realloc xrealloc
-#define nasm_free xfree
+#define nasm_free(p) if (p) xfree(p)
 #define nasm_strdup xstrdup
 #define nasm_strndup xstrndup
 #define nasm_stricmp strcasecmp
--- a/src/preprocs/nasm/nasmlib.h
+++ b/src/preprocs/nasm/nasmlib.h
@ -18,7 +18,7 @@
 */
 #define nasm_malloc xmalloc
 #define nasm_realloc xrealloc
-#define nasm_free xfree
+#define nasm_free(p) if (p) xfree(p)
 #define nasm_strdup xstrdup
 #define nasm_strndup xstrndup
 #define nasm_stricmp strcasecmp