From 7451c54abc9139585492605d9e91dec2d26c6457 Mon Sep 17 00:00:00 2001 From: Hariprasad Kelam Date: Tue, 2 Jul 2019 23:17:24 +0530 Subject: ecryptfs: Change return type of ecryptfs_process_flags 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 [tyhicks: Remove the return value line from the function documentation] Signed-off-by: Tyler Hicks --- fs/ecryptfs/crypto.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) (limited to 'fs/ecryptfs') diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index bc2376726090..d8e47b75bc57 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -875,13 +875,10 @@ static struct ecryptfs_flag_map_elem ecryptfs_flag_map[] = { * @crypt_stat: The cryptographic context * @page_virt: Source data to be parsed * @bytes_read: Updated with the number of bytes read - * - * 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; @@ -894,7 +891,6 @@ 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; } /** @@ -1320,12 +1316,7 @@ 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), - &bytes_read); - if (rc) { - ecryptfs_printk(KERN_WARNING, "Error processing flags\n"); - goto out; - } + ecryptfs_process_flags(crypt_stat, (page_virt + offset), &bytes_read); 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 " -- cgit v1.2.3