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If pk is NULL, the backend would segfault when accessing ->algo and the 

following NULL check was never reached.

This problem was found by Coccinelle (null_ref.cocci from coccicheck).

Marti Raudsepp
This commit is contained in:
Heikki Linnakangas 2010-10-20 22:20:33 +03:00
parent 04daad28c8
commit 62f86b32ea
1 changed files with 3 additions and 1 deletions
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4
contrib/pgcrypto/pgp-pubenc.c
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@ -199,7 +199,7 @@ pgp_write_pubenc_sesskey(PGP_Context * ctx, PushFilter * dst)
PGP_PubKey *pk = ctx->pub_key;
uint8 ver = 3;
PushFilter *pkt = NULL;
uint8 algo = pk->algo;
uint8 algo;
if (pk == NULL)
{
@ -207,6 +207,8 @@ pgp_write_pubenc_sesskey(PGP_Context * ctx, PushFilter * dst)
return PXE_BUG;
}
algo = pk->algo;
/*
* now write packet
*/