From 9144b43820610bfb69c9821c39839ffe05f2e6b2 Mon Sep 17 00:00:00 2001 From: Konstantin Komarov Date: Thu, 6 Oct 2022 19:58:11 +0300 Subject: [PATCH] fs/ntfs3: Fix sparse problems Fixing various problems, detected by sparse. Signed-off-by: Konstantin Komarov --- fs/ntfs3/attrib.c | 7 ++++--- fs/ntfs3/dir.c | 4 ++-- fs/ntfs3/frecord.c | 3 +-- fs/ntfs3/namei.c | 13 ++++++------- 4 files changed, 13 insertions(+), 14 deletions(-) diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index 63169529b52c..b2f54fab4001 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -2308,7 +2308,8 @@ int attr_insert_range(struct ntfs_inode *ni, u64 vbo, u64 bytes) if (!attr_b->non_res) { /* Still resident. */ - char *data = Add2Ptr(attr_b, attr_b->res.data_off); + char *data = Add2Ptr(attr_b, + le16_to_cpu(attr_b->res.data_off)); memmove(data + bytes, data, bytes); memset(data, 0, bytes); @@ -2400,8 +2401,8 @@ int attr_insert_range(struct ntfs_inode *ni, u64 vbo, u64 bytes) if (vbo <= ni->i_valid) ni->i_valid += bytes; - attr_b->nres.data_size = le64_to_cpu(data_size + bytes); - attr_b->nres.alloc_size = le64_to_cpu(alloc_size + bytes); + attr_b->nres.data_size = cpu_to_le64(data_size + bytes); + attr_b->nres.alloc_size = cpu_to_le64(alloc_size + bytes); /* ni->valid may be not equal valid_size (temporary). */ if (ni->i_valid > data_size + bytes) diff --git a/fs/ntfs3/dir.c b/fs/ntfs3/dir.c index fb438d604040..063a6654199b 100644 --- a/fs/ntfs3/dir.c +++ b/fs/ntfs3/dir.c @@ -26,8 +26,8 @@ int ntfs_utf16_to_nls(struct ntfs_sb_info *sbi, const __le16 *name, u32 len, if (!nls) { /* UTF-16 -> UTF-8 */ - ret = utf16s_to_utf8s(name, len, UTF16_LITTLE_ENDIAN, buf, - buf_len); + ret = utf16s_to_utf8s((wchar_t *)name, len, UTF16_LITTLE_ENDIAN, + buf, buf_len); buf[ret] = '\0'; return ret; } diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index 039247ab5b0b..ff938d3cd5ef 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -1670,8 +1670,7 @@ struct ATTR_FILE_NAME *ni_fname_name(struct ntfs_inode *ni, goto next; fns = (struct le_str *)&fname->name_len; - if (ntfs_cmp_names(uni->name, uni->len, fns->name, fns->len, NULL, - false)) + if (ntfs_cmp_names_cpu(uni, fns, NULL, false)) goto next; return fname; diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c index 6b0d2c01d6ff..ad6d16dec9f0 100644 --- a/fs/ntfs3/namei.c +++ b/fs/ntfs3/namei.c @@ -427,7 +427,8 @@ static int ntfs_d_compare(const struct dentry *dentry, unsigned int len1, unsigned int len2 = name->len; unsigned int lm = min(len1, len2); unsigned char c1, c2; - struct cpu_str *uni1, *uni2; + struct cpu_str *uni1; + struct le_str *uni2; /* First try fast implementation. */ for (;;) { @@ -464,8 +465,9 @@ static int ntfs_d_compare(const struct dentry *dentry, unsigned int len1, uni2 = Add2Ptr(uni1, 2048); - ret = ntfs_nls_to_utf16(sbi, name->name, name->len, uni2, NTFS_NAME_LEN, - UTF16_HOST_ENDIAN); + ret = ntfs_nls_to_utf16(sbi, name->name, name->len, + (struct cpu_str *)uni2, NTFS_NAME_LEN, + UTF16_LITTLE_ENDIAN); if (ret < 0) goto out; @@ -474,10 +476,7 @@ static int ntfs_d_compare(const struct dentry *dentry, unsigned int len1, goto out; } - ret = !ntfs_cmp_names(uni1->name, uni1->len, uni2->name, uni2->len, - sbi->upcase, false) - ? 0 - : 1; + ret = !ntfs_cmp_names_cpu(uni1, uni2, sbi->upcase, false) ? 0 : 1; out: __putname(uni1);