treewide: Fix typos in comments

Signed-off-by: David Yang <mmyangfl@gmail.com>

4 files changed, 14 insertions, 14 deletions

diff --git a/libs/luci-lib-px5g/src/library/bignum.c b/libs/luci-lib-px5g/src/library/bignum.c
index 8b7c12ff0..d2a8ff42e 100644
--- a/libs/luci-lib-px5g/src/library/bignum.c
+++ b/libs/luci-lib-px5g/src/library/bignum.c
@@ -720,7 +720,7 @@ cleanup:
 }
 
 /*
- * Helper for mpi substraction
+ * Helper for mpi subtraction
  */
 static void mpi_sub_hlp( int n, t_int *s, t_int *d )
 {
@@ -741,7 +741,7 @@ static void mpi_sub_hlp( int n, t_int *s, t_int *d )
 }
 
 /*
- * Unsigned substraction: X = |A| - |B|  (HAC 14.9)
+ * Unsigned subtraction: X = |A| - |B|  (HAC 14.9)
  */
 int mpi_sub_abs( mpi *X, mpi *A, mpi *B )
 {
@@ -809,7 +809,7 @@ cleanup:
 }
 
 /*
- * Signed substraction: X = A - B
+ * Signed subtraction: X = A - B
  */
 int mpi_sub_mpi( mpi *X, mpi *A, mpi *B )
 {
@@ -856,7 +856,7 @@ int mpi_add_int( mpi *X, mpi *A, int b )
 }
 
 /*
- * Signed substraction: X = A - b
+ * Signed subtraction: X = A - b
  */
 int mpi_sub_int( mpi *X, mpi *A, int b )
 {
diff --git a/libs/luci-lib-px5g/src/library/x509write.c b/libs/luci-lib-px5g/src/library/x509write.c
index 173610c1a..b9ebf35ba 100644
--- a/libs/luci-lib-px5g/src/library/x509write.c
+++ b/libs/luci-lib-px5g/src/library/x509write.c
@@ -19,7 +19,7 @@
  *  MA  02110-1301  USA
  */
 /*
- *  The ITU-T X.509 standard defines a certificat format for PKI.
+ *  The ITU-T X.509 standard defines a certificate format for PKI.
  *
  *  http://www.ietf.org/rfc/rfc2459.txt
  *  http://www.ietf.org/rfc/rfc3279.txt
@@ -68,7 +68,7 @@ static int asn1_eval_octet(unsigned int digit)
 }
 
 /*
- * write the asn.1 lenght form into p
+ * write the asn.1 length form into p
  */
 static int asn1_add_len(unsigned int size, x509_node *node)
 {
@@ -788,7 +788,7 @@ static int x509write_parse_names(x509_node *node, unsigned char *names)
                     R_len = len;
                 }
 
-                /* set tag poiner to begin */
+                /* set tag pointer to begin */
                 tag_sp = tag;
 
                 /* is at end? */
@@ -866,7 +866,7 @@ static int x509write_parse_names(x509_node *node, unsigned char *names)
 }
 
 /*
- * Copy raw data from orginal ca to node
+ * Copy raw data from original ca to node
  */
 static int x509write_copy_from_raw(x509_node *node, x509_buf *raw)
 {
diff --git a/libs/luci-lib-px5g/src/polarssl/bignum.h b/libs/luci-lib-px5g/src/polarssl/bignum.h
index c66730332..cf443ea92 100644
--- a/libs/luci-lib-px5g/src/polarssl/bignum.h
+++ b/libs/luci-lib-px5g/src/polarssl/bignum.h
@@ -272,7 +272,7 @@ int mpi_cmp_int( mpi *X, int z );
 int mpi_add_abs( mpi *X, mpi *A, mpi *B );
 
 /**
- * \brief          Unsigned substraction: X = |A| - |B|
+ * \brief          Unsigned subtraction: X = |A| - |B|
  *
  * \return         0 if successful,
  *                 POLARSSL_ERR_MPI_NEGATIVE_VALUE if B is greater than A
@@ -288,7 +288,7 @@ int mpi_sub_abs( mpi *X, mpi *A, mpi *B );
 int mpi_add_mpi( mpi *X, mpi *A, mpi *B );
 
 /**
- * \brief          Signed substraction: X = A - B
+ * \brief          Signed subtraction: X = A - B
  *
  * \return         0 if successful,
  *                 1 if memory allocation failed
@@ -304,7 +304,7 @@ int mpi_sub_mpi( mpi *X, mpi *A, mpi *B );
 int mpi_add_int( mpi *X, mpi *A, int b );
 
 /**
- * \brief          Signed substraction: X = A - b
+ * \brief          Signed subtraction: X = A - b
  *
  * \return         0 if successful,
  *                 1 if memory allocation failed
diff --git a/libs/luci-lib-px5g/src/polarssl/x509.h b/libs/luci-lib-px5g/src/polarssl/x509.h
index 908a1dbf5..6c9ef99a8 100644
--- a/libs/luci-lib-px5g/src/polarssl/x509.h
+++ b/libs/luci-lib-px5g/src/polarssl/x509.h
@@ -375,7 +375,7 @@ int x509write_add_pubkey( x509_raw *chain, rsa_context *pubkey );
  *                 the string parse.
  *
  * \param chain    points to the raw certificate data
- * \param names    a string that can hold (separete with ";"):
+ * \param names    a string that can hold (separate with ";"):
  *                     CN=CommonName
  *                 --   O=Organization
  *                 --  OU=OrgUnit
@@ -402,7 +402,7 @@ int x509write_add_customize ( x509_raw *crt,
 * \brief          Add x509 issuer field
 *
 * \param chain    points to the raw certificate data
-* \param issuer   a string holding (separete with ";"):
+* \param issuer   a string holding (separate with ";"):
 *                     CN=CommonName
 *                 --   O=Organization
 *                 --  OU=OrgUnit
@@ -419,7 +419,7 @@ int x509write_add_issuer( x509_raw *crt, unsigned char *issuer);
  * \brief          Add x509 subject field
  *
  * \param chain    points to the raw certificate data
- * \param subject  a string holding (separete with ";"):
+ * \param subject  a string holding (separate with ";"):
  *                     CN=CommonName
  *                 --   O=Organization
  *                 --  OU=OrgUnit