lib/talloc: Zero-initialise chunk pointers

Ensuring pointers are always initialised avoids compilation errors with
FORTIFY_SOURCE=2.

Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/lib/talloc/talloc.c b/lib/talloc/talloc.c
index 0189fa03be0f8258a58034554f8ca8a8461b51ae..41fa45bc99bbe10ab21878234a0c97b0897e8353 100644 (file)
--- a/lib/talloc/talloc.c
+++ b/lib/talloc/talloc.c
@@ -831,7 +831,7 @@ static inline void *__talloc(const void *context,
 
 static inline void *_talloc_pool(const void *context, size_t size)
 {
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
        struct talloc_pool_hdr *pool_hdr;
        void *result;
 
@@ -977,7 +977,7 @@ static inline void _tc_set_name_const(struct talloc_chunk *tc,
 static inline void *_talloc_named_const(const void *context, size_t size, const char *name)
 {
        void *ptr;
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
 
        ptr = __talloc(context, size, &tc);
        if (unlikely(ptr == NULL)) {
@@ -1537,7 +1537,7 @@ _PUBLIC_ void *talloc_named(const void *context, size_t size, const char *fmt, .
        va_list ap;
        void *ptr;
        const char *name;
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
 
        ptr = __talloc(context, size, &tc);
        if (unlikely(ptr == NULL)) return NULL;
@@ -1633,7 +1633,7 @@ _PUBLIC_ void *talloc_init(const char *fmt, ...)
        va_list ap;
        void *ptr;
        const char *name;
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
 
        ptr = __talloc(NULL, 0, &tc);
        if (unlikely(ptr == NULL)) return NULL;
@@ -2449,7 +2449,7 @@ _PUBLIC_ void *_talloc_memdup(const void *t, const void *p, size_t size, const c
 static inline char *__talloc_strlendup(const void *t, const char *p, size_t len)
 {
        char *ret;
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
 
        ret = (char *)__talloc(t, len + 1, &tc);
        if (unlikely(!ret)) return NULL;
@@ -2595,7 +2595,7 @@ static struct talloc_chunk *_vasprintf_tc(const void *t,
        size_t len;
        char *ret;
        va_list ap2;
-       struct talloc_chunk *tc;
+       struct talloc_chunk *tc = NULL;
        char buf[1024];
 
        /* this call looks strange, but it makes it work on older solaris boxes */