From f99d49adf527fa6f7a9c42257fa76bca6b8df1e3 Mon Sep 17 00:00:00 2001 From: Jesper Juhl Date: Mon, 7 Nov 2005 01:01:34 -0800 Subject: [PATCH] kfree cleanup: fs This is the fs/ part of the big kfree cleanup patch. Remove pointless checks for NULL prior to calling kfree() in fs/. Signed-off-by: Jesper Juhl Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/cifs/connect.c | 81 +++++++++++++++++++------------------------------------ 1 file changed, 27 insertions(+), 54 deletions(-) (limited to 'fs/cifs/connect.c') diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index d74367a..450ab75 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1265,8 +1265,7 @@ connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo, the helper that resolves tcp names, mount to it, try to tcon to it unmount it if fail */ - if(referrals) - kfree(referrals); + kfree(referrals); return rc; } @@ -1535,10 +1534,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, memset(&volume_info,0,sizeof(struct smb_vol)); if (cifs_parse_mount_options(mount_data, devname, &volume_info)) { - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } @@ -1551,10 +1548,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, cifserror("No username specified "); /* In userspace mount helper we can get user name from alternate locations such as env variables and files on disk */ - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } @@ -1573,10 +1568,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if(rc <= 0) { /* we failed translating address */ - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } @@ -1587,19 +1580,15 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, } else if (volume_info.UNCip){ /* BB using ip addr as server name connect to the DFS root below */ cERROR(1,("Connecting to DFS root not implemented yet")); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } else /* which servers DFS root would we conect to */ { cERROR(1, ("CIFS mount error: No UNC path (e.g. -o unc=//192.168.1.100/public) specified ")); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } @@ -1612,10 +1601,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, cifs_sb->local_nls = load_nls(volume_info.iocharset); if(cifs_sb->local_nls == NULL) { cERROR(1,("CIFS mount error: iocharset %s not found",volume_info.iocharset)); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -ELIBACC; } @@ -1630,10 +1617,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, &sin_server6.sin6_addr, volume_info.username, &srvTcp); else { - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return -EINVAL; } @@ -1654,10 +1639,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, ("Error connecting to IPv4 socket. Aborting operation")); if(csocket != NULL) sock_release(csocket); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return rc; } @@ -1666,10 +1649,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (srvTcp == NULL) { rc = -ENOMEM; sock_release(csocket); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return rc; } else { @@ -1692,10 +1673,8 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if(rc < 0) { rc = -ENOMEM; sock_release(csocket); - if(volume_info.UNC) - kfree(volume_info.UNC); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.UNC); + kfree(volume_info.password); FreeXid(xid); return rc; } @@ -1710,8 +1689,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if (existingCifsSes) { pSesInfo = existingCifsSes; cFYI(1, ("Existing smb sess found ")); - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.password); /* volume_info.UNC freed at end of function */ } else if (!rc) { cFYI(1, ("Existing smb sess not found ")); @@ -1741,8 +1719,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, if(!rc) atomic_inc(&srvTcp->socketUseCount); } else - if(volume_info.password) - kfree(volume_info.password); + kfree(volume_info.password); } /* search for existing tcon to this server share */ @@ -1821,8 +1798,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, "", cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); - if(volume_info.UNC) - kfree(volume_info.UNC); + kfree(volume_info.UNC); FreeXid(xid); return -ENODEV; } else { @@ -1925,8 +1901,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, (in which case it is not needed anymore) but when new sesion is created the password ptr is put in the new session structure (in which case the password will be freed at unmount time) */ - if(volume_info.UNC) - kfree(volume_info.UNC); + kfree(volume_info.UNC); FreeXid(xid); return rc; } @@ -3283,8 +3258,7 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, if ((bcc_ptr + (2 * length)) - pByteArea(smb_buffer_response) <= BCC(smb_buffer_response)) { - if(tcon->nativeFileSystem) - kfree(tcon->nativeFileSystem); + kfree(tcon->nativeFileSystem); tcon->nativeFileSystem = kzalloc(length + 2, GFP_KERNEL); cifs_strfromUCS_le(tcon->nativeFileSystem, @@ -3301,8 +3275,7 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, if ((bcc_ptr + length) - pByteArea(smb_buffer_response) <= BCC(smb_buffer_response)) { - if(tcon->nativeFileSystem) - kfree(tcon->nativeFileSystem); + kfree(tcon->nativeFileSystem); tcon->nativeFileSystem = kzalloc(length + 1, GFP_KERNEL); strncpy(tcon->nativeFileSystem, bcc_ptr, -- cgit v1.1