From: Hariprasad Kelam <hariprasad.kelam@gmail.com>
To: Tyler Hicks <tyhicks@canonical.com>,
ecryptfs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] fs: ecryptfs: crypto: Change return type of ecryptfs_process_flags
Date: Tue, 2 Jul 2019 23:17:24 +0530 [thread overview]
Message-ID: <20190702174723.GA4600@hari-Inspiron-1545> (raw)
Change return type of ecryptfs_process_flags from int to void. As it
never fails.
fixes below issue reported by coccicheck
s/ecryptfs/crypto.c:870:5-7: Unneeded variable: "rc". Return "0" on line
883
Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
fs/ecryptfs/crypto.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index 509a767..55a633e 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -864,10 +864,9 @@ static struct ecryptfs_flag_map_elem ecryptfs_flag_map[] = {
*
* Returns zero on success; non-zero if the flag set is invalid
*/
-static int ecryptfs_process_flags(struct ecryptfs_crypt_stat *crypt_stat,
+static void ecryptfs_process_flags(struct ecryptfs_crypt_stat *crypt_stat,
char *page_virt, int *bytes_read)
{
- int rc = 0;
int i;
u32 flags;
@@ -880,7 +879,6 @@ static int ecryptfs_process_flags(struct ecryptfs_crypt_stat *crypt_stat,
/* Version is in top 8 bits of the 32-bit flag vector */
crypt_stat->file_version = ((flags >> 24) & 0xFF);
(*bytes_read) = 4;
- return rc;
}
/**
@@ -1306,12 +1304,9 @@ static int ecryptfs_read_headers_virt(char *page_virt,
if (!(crypt_stat->flags & ECRYPTFS_I_SIZE_INITIALIZED))
ecryptfs_i_size_init(page_virt, d_inode(ecryptfs_dentry));
offset += MAGIC_ECRYPTFS_MARKER_SIZE_BYTES;
- rc = ecryptfs_process_flags(crypt_stat, (page_virt + offset),
+ ecryptfs_process_flags(crypt_stat, (page_virt + offset),
&bytes_read);
- if (rc) {
- ecryptfs_printk(KERN_WARNING, "Error processing flags\n");
- goto out;
- }
+
if (crypt_stat->file_version > ECRYPTFS_SUPPORTED_FILE_VERSION) {
ecryptfs_printk(KERN_WARNING, "File version is [%d]; only "
"file version [%d] is supported by this "
--
2.7.4
next reply other threads:[~2019-07-02 17:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-02 17:47 Hariprasad Kelam [this message]
2019-07-02 19:25 ` [PATCH] fs: ecryptfs: crypto: Change return type of ecryptfs_process_flags Tyler Hicks
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