diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index 0ea5007..292092c 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -31,6 +31,7 @@
 #else
 #include <stdio.h>
 #define polarssl_printf     printf
+#define polarssl_exit       exit
 #endif
 
 #if defined(POLARSSL_BIGNUM_C) && defined(POLARSSL_RSA_C) && \
@@ -58,7 +59,7 @@
 int main( int argc, char *argv[] )
 {
     FILE *f;
-    int ret, c;
+    int return_val, exit_val, c;
     size_t i;
     rsa_context rsa;
     entropy_context entropy;
@@ -69,9 +70,7 @@
     ((void) argv);
 
     memset(result, 0, sizeof( result ) );
-    entropy_init( &entropy );
-    rsa_init( &rsa, RSA_PKCS_V15, 0 );
-    ret = 1;
+    exit_val = 0;
 
     if( argc != 1 )
     {
@@ -81,17 +80,23 @@
         polarssl_printf( "\n" );
 #endif
 
-        return ret;
+        polarssl_exit( 1 );
     }
 
     polarssl_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
-    if( ( ret = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
+    entropy_init( &entropy );
+    rsa_init( &rsa, RSA_PKCS_V15, 0 );
+
+    return_val = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
                                (const unsigned char *) pers,
-                               strlen( pers ) ) ) != 0 )
+                               strlen( pers ) );
+    if( return_val != 0 )
     {
-        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n",
+                         return_val );
         goto exit;
     }
 
@@ -100,21 +105,24 @@
 
     if( ( f = fopen( "rsa_priv.txt", "rb" ) ) == NULL )
     {
+        exit_val = 1;
         polarssl_printf( " failed\n  ! Could not open rsa_priv.txt\n" \
                 "  ! Please run rsa_genkey first\n\n" );
         goto exit;
     }
 
-    if( ( ret = mpi_read_file( &rsa.N , 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.E , 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.D , 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.P , 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.Q , 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.DP, 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.DQ, 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.QP, 16, f ) ) != 0 )
+    if( ( return_val = mpi_read_file( &rsa.N , 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.E , 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.D , 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.P , 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.Q , 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.DP, 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.DQ, 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.QP, 16, f ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! mpi_read_file returned %d\n\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! mpi_read_file returned %d\n\n",
+                         return_val );
         goto exit;
     }
 
@@ -125,10 +133,9 @@
     /*
      * Extract the RSA encrypted value from the text file
      */
-    ret = 1;
-
     if( ( f = fopen( "result-enc.txt", "rb" ) ) == NULL )
     {
+        exit_val = 1;
         polarssl_printf( "\n  ! Could not open %s\n\n", "result-enc.txt" );
         goto exit;
     }
@@ -143,6 +150,7 @@
 
     if( i != rsa.len )
     {
+        exit_val = 1;
         polarssl_printf( "\n  ! Invalid RSA signature format\n\n" );
         goto exit;
     }
@@ -153,11 +161,13 @@
     polarssl_printf( "\n  . Decrypting the encrypted data" );
     fflush( stdout );
 
-    if( ( ret = rsa_pkcs1_decrypt( &rsa, ctr_drbg_random, &ctr_drbg,
-                                   RSA_PRIVATE, &i, buf, result,
-                                   1024 ) ) != 0 )
+    if( ( return_val = rsa_pkcs1_decrypt( &rsa, ctr_drbg_random, &ctr_drbg,
+                                          RSA_PRIVATE, &i, buf, result,
+                                          1024 ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! rsa_pkcs1_decrypt returned %d\n\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! rsa_pkcs1_decrypt returned %d\n\n",
+                         return_val );
         goto exit;
     }
 
@@ -165,8 +175,6 @@
 
     polarssl_printf( "The decrypted result is: '%s'\n\n", result );
 
-    ret = 0;
-
 exit:
     ctr_drbg_free( &ctr_drbg );
     entropy_free( &entropy );
@@ -177,6 +185,6 @@
     fflush( stdout ); getchar();
 #endif
 
-    return( ret );
+    return( exit_val );
 }
 #endif /* POLARSSL_BIGNUM_C && POLARSSL_RSA_C && POLARSSL_FS_IO */
diff --git a/programs/pkey/rsa_encrypt.c b/programs/pkey/rsa_encrypt.c
index 0e9b9e3..1d35462 100644
--- a/programs/pkey/rsa_encrypt.c
+++ b/programs/pkey/rsa_encrypt.c
@@ -32,6 +32,7 @@
 #include <stdio.h>
 #define polarssl_fprintf    fprintf
 #define polarssl_printf     printf
+#define polarssl_exit       exit
 #endif
 
 #if defined(POLARSSL_BIGNUM_C) && defined(POLARSSL_RSA_C) && \
@@ -59,7 +60,7 @@
 int main( int argc, char *argv[] )
 {
     FILE *f;
-    int ret;
+    int return_val, exit_val;
     size_t i;
     rsa_context rsa;
     entropy_context entropy;
@@ -68,8 +69,7 @@
     unsigned char buf[512];
     const char *pers = "rsa_encrypt";
 
-    rsa_init( &rsa, RSA_PKCS_V15, 0 );
-    ret = 1;
+    exit_val = 0;
 
     if( argc != 2 )
     {
@@ -79,18 +79,24 @@
         polarssl_printf( "\n" );
 #endif
 
-        goto exit;
+        polarssl_exit( 1 );
     }
 
     polarssl_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
     entropy_init( &entropy );
-    if( ( ret = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
-                               (const unsigned char *) pers,
-                               strlen( pers ) ) ) != 0 )
+    rsa_init( &rsa, RSA_PKCS_V15, 0 );
+
+    return_val = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
+                                (const unsigned char *) pers,
+                                strlen( pers ) );
+
+    if( return_val != 0 )
     {
-        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n",
+                         return_val );
         goto exit;
     }
 
@@ -99,16 +105,18 @@
 
     if( ( f = fopen( "rsa_pub.txt", "rb" ) ) == NULL )
     {
-        ret = 1;
+        exit_val = 1;
         polarssl_printf( " failed\n  ! Could not open rsa_pub.txt\n" \
-                "  ! Please run rsa_genkey first\n\n" );
+                         "  ! Please run rsa_genkey first\n\n" );
         goto exit;
     }
 
-    if( ( ret = mpi_read_file( &rsa.N, 16, f ) ) != 0 ||
-        ( ret = mpi_read_file( &rsa.E, 16, f ) ) != 0 )
+    if( ( return_val = mpi_read_file( &rsa.N, 16, f ) ) != 0 ||
+        ( return_val = mpi_read_file( &rsa.E, 16, f ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! mpi_read_file returned %d\n\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! mpi_read_file returned %d\n\n",
+                         return_val );
         goto exit;
     }
 
@@ -118,6 +126,7 @@
 
     if( strlen( argv[1] ) > 100 )
     {
+        exit_val = 1;
         polarssl_printf( " Input data larger than 100 characters.\n\n" );
         goto exit;
     }
@@ -130,11 +139,13 @@
     polarssl_printf( "\n  . Generating the RSA encrypted value" );
     fflush( stdout );
 
-    if( ( ret = rsa_pkcs1_encrypt( &rsa, ctr_drbg_random, &ctr_drbg,
-                                   RSA_PUBLIC, strlen( argv[1] ),
-                                   input, buf ) ) != 0 )
+    if( ( return_val = rsa_pkcs1_encrypt( &rsa, ctr_drbg_random, &ctr_drbg,
+                                          RSA_PUBLIC, strlen( argv[1] ),
+                                          input, buf ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! rsa_pkcs1_encrypt returned %d\n\n", ret );
+        exit_val = 1;
+        polarssl_printf( " failed\n  ! rsa_pkcs1_encrypt returned %d\n\n",
+                         return_val );
         goto exit;
     }
 
@@ -143,7 +154,7 @@
      */
     if( ( f = fopen( "result-enc.txt", "wb+" ) ) == NULL )
     {
-        ret = 1;
+        exit_val = 1;
         polarssl_printf( " failed\n  ! Could not create %s\n\n", "result-enc.txt" );
         goto exit;
     }
@@ -166,7 +177,7 @@
     fflush( stdout ); getchar();
 #endif
 
-    return( ret );
+    return( exit_val );
 }
 #endif /* POLARSSL_BIGNUM_C && POLARSSL_RSA_C && POLARSSL_ENTROPY_C &&
           POLARSSL_FS_IO && POLARSSL_CTR_DRBG_C */