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authorMichael Halcrow <mhalcrow@us.ibm.com>2007-10-16 01:28:06 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:43:12 -0700
commit5dda6992a3138f3839dcaecbcd2fbea4dd514c7c (patch)
treec9ca012364edc18a2baed74721052b7da9d39f53 /fs/ecryptfs/keystore.c
parent45eaab79678b9e27e08f0cf250eb2df9d6a48df0 (diff)
eCryptfs: remove assignments in if-statements
Remove assignments in if-statements. Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ecryptfs/keystore.c')
-rw-r--r--fs/ecryptfs/keystore.c55
1 files changed, 30 insertions, 25 deletions
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
index 09e2340ab78..89d9710dd63 100644
--- a/fs/ecryptfs/keystore.c
+++ b/fs/ecryptfs/keystore.c
@@ -436,7 +436,8 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
size_t netlink_message_length;
int rc;
- if ((rc = ecryptfs_get_auth_tok_sig(&auth_tok_sig, auth_tok))) {
+ rc = ecryptfs_get_auth_tok_sig(&auth_tok_sig, auth_tok);
+ if (rc) {
printk(KERN_ERR "Unrecognized auth tok type: [%d]\n",
auth_tok->token_type);
goto out;
@@ -569,8 +570,9 @@ parse_tag_1_packet(struct ecryptfs_crypt_stat *crypt_stat,
goto out;
}
(*new_auth_tok) = &auth_tok_list_item->auth_tok;
- if ((rc = parse_packet_length(&data[(*packet_size)], &body_size,
- &length_size))) {
+ rc = parse_packet_length(&data[(*packet_size)], &body_size,
+ &length_size);
+ if (rc) {
printk(KERN_WARNING "Error parsing packet length; "
"rc = [%d]\n", rc);
goto out_free;
@@ -702,8 +704,9 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat,
goto out;
}
(*new_auth_tok) = &auth_tok_list_item->auth_tok;
- if ((rc = parse_packet_length(&data[(*packet_size)], &body_size,
- &length_size))) {
+ rc = parse_packet_length(&data[(*packet_size)], &body_size,
+ &length_size);
+ if (rc) {
printk(KERN_WARNING "Error parsing packet length; rc = [%d]\n",
rc);
goto out_free;
@@ -849,8 +852,9 @@ parse_tag_11_packet(unsigned char *data, unsigned char *contents,
rc = -EINVAL;
goto out;
}
- if ((rc = parse_packet_length(&data[(*packet_size)], &body_size,
- &length_size))) {
+ rc = parse_packet_length(&data[(*packet_size)], &body_size,
+ &length_size);
+ if (rc) {
printk(KERN_WARNING "Invalid tag 11 packet format\n");
goto out;
}
@@ -1052,9 +1056,10 @@ decrypt_passphrase_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
crypt_stat->cipher, rc);
goto out;
}
- if ((rc = virt_to_scatterlist(auth_tok->session_key.encrypted_key,
- auth_tok->session_key.encrypted_key_size,
- &src_sg, 1)) != 1) {
+ rc = virt_to_scatterlist(auth_tok->session_key.encrypted_key,
+ auth_tok->session_key.encrypted_key_size,
+ &src_sg, 1);
+ if (rc != 1) {
printk(KERN_ERR "Internal error whilst attempting to convert "
"auth_tok->session_key.encrypted_key to scatterlist; "
"expected rc = 1; got rc = [%d]. "
@@ -1064,9 +1069,10 @@ decrypt_passphrase_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
}
auth_tok->session_key.decrypted_key_size =
auth_tok->session_key.encrypted_key_size;
- if ((rc = virt_to_scatterlist(auth_tok->session_key.decrypted_key,
- auth_tok->session_key.decrypted_key_size,
- &dst_sg, 1)) != 1) {
+ rc = virt_to_scatterlist(auth_tok->session_key.decrypted_key,
+ auth_tok->session_key.decrypted_key_size,
+ &dst_sg, 1);
+ if (rc != 1) {
printk(KERN_ERR "Internal error whilst attempting to convert "
"auth_tok->session_key.decrypted_key to scatterlist; "
"expected rc = 1; got rc = [%d]\n", rc);
@@ -1236,18 +1242,17 @@ find_next_matching_auth_tok:
"Considering cadidate auth tok:\n");
ecryptfs_dump_auth_tok(candidate_auth_tok);
}
- if ((rc = ecryptfs_get_auth_tok_sig(&candidate_auth_tok_sig,
- candidate_auth_tok))) {
+ rc = ecryptfs_get_auth_tok_sig(&candidate_auth_tok_sig,
+ candidate_auth_tok);
+ if (rc) {
printk(KERN_ERR
"Unrecognized candidate auth tok type: [%d]\n",
candidate_auth_tok->token_type);
rc = -EINVAL;
goto out_wipe_list;
}
- if ((rc = ecryptfs_find_auth_tok_for_sig(
- &matching_auth_tok, crypt_stat,
- candidate_auth_tok_sig)))
- rc = 0;
+ ecryptfs_find_auth_tok_for_sig(&matching_auth_tok, crypt_stat,
+ candidate_auth_tok_sig);
if (matching_auth_tok) {
found_auth_tok = 1;
goto found_matching_auth_tok;
@@ -1605,9 +1610,9 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes,
ecryptfs_printk(KERN_DEBUG, "Session key encryption key:\n");
ecryptfs_dump_hex(session_key_encryption_key, 16);
}
- if ((rc = virt_to_scatterlist(crypt_stat->key,
- key_rec->enc_key_size, &src_sg, 1))
- != 1) {
+ rc = virt_to_scatterlist(crypt_stat->key, key_rec->enc_key_size,
+ &src_sg, 1);
+ if (rc != 1) {
ecryptfs_printk(KERN_ERR, "Error generating scatterlist "
"for crypt_stat session key; expected rc = 1; "
"got rc = [%d]. key_rec->enc_key_size = [%d]\n",
@@ -1615,9 +1620,9 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes,
rc = -ENOMEM;
goto out;
}
- if ((rc = virt_to_scatterlist(key_rec->enc_key,
- key_rec->enc_key_size, &dst_sg, 1))
- != 1) {
+ rc = virt_to_scatterlist(key_rec->enc_key, key_rec->enc_key_size,
+ &dst_sg, 1);
+ if (rc != 1) {
ecryptfs_printk(KERN_ERR, "Error generating scatterlist "
"for crypt_stat encrypted session key; "
"expected rc = 1; got rc = [%d]. "