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author | Michael Brown | 2007-01-31 04:42:47 +0100 |
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committer | Michael Brown | 2007-01-31 04:42:47 +0100 |
commit | 1fbd6f7d76446bd5ebb36943fc7b7f76d2c20a14 (patch) | |
tree | 83c9cd6ba1c821c688fb57a9a82ba33097f65b87 /src | |
parent | The null crypto algorithm should at least copy data... (diff) | |
download | ipxe-1fbd6f7d76446bd5ebb36943fc7b7f76d2c20a14.tar.gz ipxe-1fbd6f7d76446bd5ebb36943fc7b7f76d2c20a14.tar.xz ipxe-1fbd6f7d76446bd5ebb36943fc7b7f76d2c20a14.zip |
...but not when it's being used as a digest algorithm...
Diffstat (limited to 'src')
-rw-r--r-- | src/crypto/crypto_null.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/crypto/crypto_null.c b/src/crypto/crypto_null.c index dda59ea5..9a2ea996 100644 --- a/src/crypto/crypto_null.c +++ b/src/crypto/crypto_null.c @@ -37,12 +37,14 @@ static int null_setkey ( void *ctx __unused, void *key __unused, static void null_encode ( void *ctx __unused, const void *src, void *dst, size_t len ) { - memcpy ( dst, src, len ); + if ( dst ) + memcpy ( dst, src, len ); } static void null_decode ( void *ctx __unused, const void *src, void *dst, size_t len ) { - memcpy ( dst, src, len ); + if ( dst ) + memcpy ( dst, src, len ); } static void null_final ( void *ctx __unused, void *out __unused ) { |