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Diffstat (limited to 'lib/doh.c')
-rw-r--r--lib/doh.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/doh.c b/lib/doh.c
index e2cabb450..1e76c96f9 100644
--- a/lib/doh.c
+++ b/lib/doh.c
@@ -32,6 +32,7 @@
#include "share.h"
#include "curl_base64.h"
#include "connect.h"
+#include "strdup.h"
/* The last 3 #include files should be in this order */
#include "curl_printf.h"
#include "curl_memory.h"
@@ -142,8 +143,8 @@ doh_write_cb(void *contents, size_t size, size_t nmemb, void *userp)
/* suspiciously much for us */
return 0;
- mem->memory = realloc(mem->memory, mem->size + realsize);
- if(mem->memory == NULL)
+ mem->memory = Curl_saferealloc(mem->memory, mem->size + realsize);
+ if(!mem->memory)
/* out of memory! */
return 0;
@@ -525,7 +526,7 @@ UNITTEST DOHcode doh_decode(unsigned char *doh,
if(dohlen < 12)
return DOH_TOO_SMALL_BUFFER; /* too small */
- if(doh[0] || doh[1])
+ if(!doh || doh[0] || doh[1])
return DOH_DNS_BAD_ID; /* bad ID */
rcode = doh[3] & 0x0f;
if(rcode)