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authorTetsuhiro Kohada <kohada.t2@gmail.com>2020-08-26 10:18:29 +0900
committerNamjae Jeon <namjae.jeon@samsung.com>2020-10-07 14:26:55 +0900
commitd6c9efd92443b23307995f34246c2374056ebbd8 (patch)
tree0f0e1d7b5e91d86f01e0f5149826774061313230 /fs/exfat/namei.c
parentLinux 5.9-rc8 (diff)
downloadlinux-dev-d6c9efd92443b23307995f34246c2374056ebbd8.tar.xz
linux-dev-d6c9efd92443b23307995f34246c2374056ebbd8.zip
exfat: fix pointer error checking
Fix missing result check of exfat_build_inode(). And use PTR_ERR_OR_ZERO instead of PTR_ERR. Signed-off-by: Tetsuhiro Kohada <kohada.t2@gmail.com> Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Diffstat (limited to 'fs/exfat/namei.c')
-rw-r--r--fs/exfat/namei.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
index e73f20f66cb2..c94ac239f740 100644
--- a/fs/exfat/namei.c
+++ b/fs/exfat/namei.c
@@ -578,7 +578,8 @@ static int exfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
i_pos = exfat_make_i_pos(&info);
inode = exfat_build_inode(sb, &info, i_pos);
- if (IS_ERR(inode))
+ err = PTR_ERR_OR_ZERO(inode);
+ if (err)
goto unlock;
inode_inc_iversion(inode);
@@ -745,10 +746,9 @@ static struct dentry *exfat_lookup(struct inode *dir, struct dentry *dentry,
i_pos = exfat_make_i_pos(&info);
inode = exfat_build_inode(sb, &info, i_pos);
- if (IS_ERR(inode)) {
- err = PTR_ERR(inode);
+ err = PTR_ERR_OR_ZERO(inode);
+ if (err)
goto unlock;
- }
i_mode = inode->i_mode;
alias = d_find_alias(inode);
@@ -890,10 +890,9 @@ static int exfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
i_pos = exfat_make_i_pos(&info);
inode = exfat_build_inode(sb, &info, i_pos);
- if (IS_ERR(inode)) {
- err = PTR_ERR(inode);
+ err = PTR_ERR_OR_ZERO(inode);
+ if (err)
goto unlock;
- }
inode_inc_iversion(inode);
inode->i_mtime = inode->i_atime = inode->i_ctime =