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Fix memory leak in GCM by adding gcm_free()

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This commit is contained in:
Manuel Pégourié-Gonnard 2013-09-13 13:45:58 +02:00
parent deb7949a22
commit 4fe9200f47
4 changed files with 28 additions and 0 deletions
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16
library/gcm.c
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@ -406,6 +406,12 @@ int gcm_auth_decrypt( gcm_context *ctx,
return( 0 );
}
void gcm_free( gcm_context *ctx )
{
(void) cipher_free_ctx( &ctx->cipher_ctx );
memset( ctx, 0, sizeof( gcm_context ) );
}
#if defined(POLARSSL_SELF_TEST)
#include <stdio.h>
@ -672,6 +678,8 @@ int gcm_self_test( int verbose )
return( 1 );
}
gcm_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
@ -696,6 +704,8 @@ int gcm_self_test( int verbose )
return( 1 );
}
gcm_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
@ -759,6 +769,8 @@ int gcm_self_test( int verbose )
return( 1 );
}
gcm_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
@ -822,6 +834,8 @@ int gcm_self_test( int verbose )
return( 1 );
}
gcm_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
@ -834,6 +848,8 @@ int gcm_self_test( int verbose )
return( 0 );
}
#endif
#endif