Fix CID 10770 by checking for NULL

12 years ago · f7e6e8c4c7
parent 81dc25f85e
commit f7e6e8c4c7
1 changed files with 6 additions and 0 deletions
--- a/clamav-milter/clamfi.c
+++ b/clamav-milter/clamfi.c
@ -246,10 +246,16 @@ sfsistat clamfi_header(SMFICTX *ctx, char *headerf, char *headerv) {

    if((ret = sendchunk(cf, (unsigned char *)headerf, strlen(headerf), ctx)) != SMFIS_CONTINUE)
 	return ret;
+    if (!(cf))
+        return SMFIS_CONTINUE;
    if((ret = sendchunk(cf, (unsigned char *)": ", 2, ctx)) != SMFIS_CONTINUE)
 	return ret;
+    if (!(cf))
+        return SMFIS_CONTINUE;
    if(headerv && (ret = sendchunk(cf, (unsigned char *)headerv, strlen(headerv), ctx)) != SMFIS_CONTINUE)
 	return ret;
+    if (!(cf))
+        return SMFIS_CONTINUE;
    return sendchunk(cf, (unsigned char *)"\r\n", 2, ctx);
 }