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authorMarc Hoersken <info@marc-hoersken.de>2014-04-18 23:53:48 +0200
committerMarc Hoersken <info@marc-hoersken.de>2014-04-18 23:53:48 +0200
commit3f74e149f88fef5419504439e0adee0d517d9033 (patch)
tree2d584750bb3b62f20ceb29b5ae232f1b1c22f3dd /lib
parent667d133dab461ceabc2698d04700d2eeb6c83eee (diff)
tftp.c: fix possible dereference of null pointer
Diffstat (limited to 'lib')
-rw-r--r--lib/tftp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/tftp.c b/lib/tftp.c
index 269d10f7a..03a84e631 100644
--- a/lib/tftp.c
+++ b/lib/tftp.c
@@ -1320,7 +1320,10 @@ static CURLcode tftp_do(struct connectdata *conn, bool *done)
if(code)
return code;
}
+
state = (tftp_state_data_t *)conn->proto.tftpc;
+ if(!state)
+ return CURLE_BAD_CALLING_ORDER;
code = tftp_perform(conn, done);