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-rw-r--r--examples/libc/ex4.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/examples/libc/ex4.c b/examples/libc/ex4.c
index ec1c533a98..df8839c5bc 100644
--- a/examples/libc/ex4.c
+++ b/examples/libc/ex4.c
@@ -58,7 +58,7 @@ char * str_accumulate(const char * s)
accu = (char *) pthread_getspecific(str_key);
/* It's initially NULL, meaning that we must allocate the buffer first. */
if (accu == NULL) {
- accu = malloc(1024);
+ accu = (char *)malloc(1024);
if (accu == NULL) return NULL;
accu[0] = 0;
/* Store the buffer pointer in the thread-specific data. */