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authorTony Finch <dot@dotat.at>2012-12-07 11:52:09 +0000
committerTony Finch <dot@dotat.at>2012-12-07 11:52:09 +0000
commite0fccd1ddccf02568e9f8e6af38e62513f306fe5 (patch)
tree7aadfa162ad2f10c6a33cea2e3e25293c4170659
parent5922c78c4b1f8f8c2b4ceede15470ae59f4b2da7 (diff)
downloadexim4-e0fccd1ddccf02568e9f8e6af38e62513f306fe5.tar.gz
A safer version of the check for gecos expansion.
-rw-r--r--src/src/receive.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/src/receive.c b/src/src/receive.c
index eef0531a8..efd0766e7 100644
--- a/src/src/receive.c
+++ b/src/src/receive.c
@@ -2039,8 +2039,8 @@ for (h = header_list->next; h != NULL; h = h->next)
uschar *s = Ustrchr(h->text, ':') + 1;
while (isspace(*s)) s++;
len = h->slen - (s - h->text) - 1;
- if (strncmpic(s, originator_login, len) == 0
- && Ustrlen(originator_login) == len)
+ if (Ustrlen(originator_login) == len &&
+ strncmpic(s, originator_login, len) == 0)
{
uschar *name = is_resent? US"Resent-From" : US"From";
header_add(htype_from, "%s: %s <%s@%s>\n", name, originator_name,