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authorWerner Koch <wk@gnupg.org>2009-05-26 09:41:53 +0000
committerWerner Koch <wk@gnupg.org>2009-05-26 09:41:53 +0000
commit428036a16f9f33d5aff675fe35e5bc1c07be6783 (patch)
treef3ceda483eba023e59a0e93d90595fc4983d207d
parente1518e43fe2cf9f5bbe0ad0c513cd09654dd201a (diff)
downloadlibgcrypt-428036a16f9f33d5aff675fe35e5bc1c07be6783.tar.gz
Fix reading of a zero MPIs.
-rw-r--r--AUTHORS3
-rw-r--r--mpi/ChangeLog5
-rw-r--r--mpi/mpicoder.c5
3 files changed, 7 insertions, 6 deletions
diff --git a/AUTHORS b/AUTHORS
index 0372c284..74df9561 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -81,7 +81,8 @@ Assigns Past and Future Changes
perky@freebsd.org
(SEED cipher)
-LIBGCRYPT Werner Dittmann ** pending **
+LIBGCRYPT Werner Dittmann 2009-05-20
+Assigns Past and Future Changes
werner.dittmann@t-online.de
(mpi/amd64, tests/mpitests.c)
diff --git a/mpi/ChangeLog b/mpi/ChangeLog
index 235a3692..924b97b7 100644
--- a/mpi/ChangeLog
+++ b/mpi/ChangeLog
@@ -1,3 +1,8 @@
+2009-05-26 Werner Koch <wk@g10code.com>
+
+ * mpicoder.c (mpi_read_from_buffer): Allow zero-sized MPIs (i.e a
+ zero).
+
2009-02-16 Werner Koch <wk@g10code.com>
* mpiutil.c: Remove memory.h.
diff --git a/mpi/mpicoder.c b/mpi/mpicoder.c
index 4c76189e..d73b5624 100644
--- a/mpi/mpicoder.c
+++ b/mpi/mpicoder.c
@@ -46,11 +46,6 @@ mpi_read_from_buffer (const unsigned char *buffer, unsigned *ret_nread,
/* log_debug ("mpi too large (%u bits)\n", nbits); */
goto leave;
}
- else if( !nbits )
- {
-/* log_debug ("an mpi of size 0 is not allowed\n"); */
- goto leave;
- }
buffer += 2;
nread = 2;