X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/6c60858ca0037cfdbd48dac9f221da35a0ea64b6..4ea50c5f6f693efdf88c5dd1cf61c47e7878cfe6:/src/src/auths/auth-spa.c

diff --git a/src/src/auths/auth-spa.c b/src/src/auths/auth-spa.c
index 87e5f4e8f..7ad5a1de8 100644
--- a/src/src/auths/auth-spa.c
+++ b/src/src/auths/auth-spa.c
@@ -1236,7 +1236,7 @@ char versionString[] = "libntlm version 0.21";
 
 #define spa_bytes_add(ptr, header, buf, count) \
 { \
-if (buf && count) \
+if (buf != NULL  &&  count) \
   { \
   SSVAL(&ptr->header.len,0,count); \
   SSVAL(&ptr->header.maxlen,0,count); \