X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fsrc%2Fsmtp_in.c;h=23bc5315e8f22978a6809c46bdd113d8af0cc0d8;hb=2416c261306ff5e1248c5501b736b031a27367f5;hp=e79f0a202e233c010aaa25e11ab600f3edd0e66b;hpb=b98bb9ac90bfc9c812c4c660fe017284ee222686;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/src/smtp_in.c b/src/src/smtp_in.c
index e79f0a202..23bc5315e 100644
--- a/src/src/smtp_in.c
+++ b/src/src/smtp_in.c
@@ -983,7 +983,8 @@ if (*v != '=') return FALSE;
 n = v;
 while(isalpha(n[-1])) n--;
 
-if (n[-1] != ' ') return FALSE;
+/* RFC says SP, but TAB seen in wild and other major MTAs accept it */
+if (!isspace(n[-1])) return FALSE;
 
 n[-1] = 0;
 *name = n;
@@ -1395,6 +1396,7 @@ smtp_cmd_buffer = (uschar *)malloc(2*smtp_cmd_buffer_size + 2);
 if (smtp_cmd_buffer == NULL)
   log_write(0, LOG_MAIN|LOG_PANIC_DIE,
     "malloc() failed for SMTP command buffer");
+smtp_cmd_buffer[0] = 0;
 smtp_data_buffer = smtp_cmd_buffer + smtp_cmd_buffer_size + 1;
 
 /* For batched input, the protocol setting can be overridden from the