index: improve constness for reading blob data

diff --git a/gpg-interface.c b/gpg-interface.c
index 8672edaf4823daafbfa1c51b37faca11250374d4..e44cc27da15f03629989ee0083664d0af09c55b3 100644 (file)
--- a/gpg-interface.c
+++ b/gpg-interface.c
@@ -33,6 +33,10 @@ static struct {
        { 'B', "\n[GNUPG:] BADSIG " },
        { 'U', "\n[GNUPG:] TRUST_NEVER" },
        { 'U', "\n[GNUPG:] TRUST_UNDEFINED" },
+       { 'E', "\n[GNUPG:] ERRSIG "},
+       { 'X', "\n[GNUPG:] EXPSIG "},
+       { 'Y', "\n[GNUPG:] EXPKEYSIG "},
+       { 'R', "\n[GNUPG:] REVKEYSIG "},
 };
 
 void parse_gpg_output(struct signature_check *sigc)
@@ -54,9 +58,12 @@ void parse_gpg_output(struct signature_check *sigc)
                /* The trust messages are not followed by key/signer information */
                if (sigc->result != 'U') {
                        sigc->key = xmemdupz(found, 16);
-                       found += 17;
-                       next = strchrnul(found, '\n');
-                       sigc->signer = xmemdupz(found, next - found);
+                       /* The ERRSIG message is not followed by signer information */
+                       if (sigc-> result != 'E') {
+                               found += 17;
+                               next = strchrnul(found, '\n');
+                               sigc->signer = xmemdupz(found, next - found);
+                       }
                }
        }
 }