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authorAditya Garg <gargaditya08@live.com>2022-12-07 03:05:40 +0000
committerAndrew Morton <akpm@linux-foundation.org>2022-12-11 19:30:20 -0800
commit9f2b5debc07073e6dfdd774e3594d0224b991927 (patch)
treed1d94ac7bad640049c3ed2a8f603b81685038bbd /fs/hfsplus
parentd5b6e6eba3af11cb2a2791fa36a2524990fcde1a (diff)
downloadlinux-9f2b5debc07073e6dfdd774e3594d0224b991927.tar.gz
hfsplus: fix bug causing custom uid and gid being unable to be assigned with mount
Despite specifying UID and GID in mount command, the specified UID and GID were not being assigned. This patch fixes this issue. Link: https://lkml.kernel.org/r/C0264BF5-059C-45CF-B8DA-3A3BD2C803A2@live.com Signed-off-by: Aditya Garg <gargaditya08@live.com> Reviewed-by: Viacheslav Dubeyko <slava@dubeyko.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/hfsplus')
-rw-r--r--fs/hfsplus/hfsplus_fs.h2
-rw-r--r--fs/hfsplus/inode.c4
-rw-r--r--fs/hfsplus/options.c4
3 files changed, 8 insertions, 2 deletions
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index a5db2e3b29801..6aa919e594834 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -198,6 +198,8 @@ struct hfsplus_sb_info {
#define HFSPLUS_SB_HFSX 3
#define HFSPLUS_SB_CASEFOLD 4
#define HFSPLUS_SB_NOBARRIER 5
+#define HFSPLUS_SB_UID 6
+#define HFSPLUS_SB_GID 7
static inline struct hfsplus_sb_info *HFSPLUS_SB(struct super_block *sb)
{
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index aeab83ed1c9c6..b675581aa9d0f 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -192,11 +192,11 @@ static void hfsplus_get_perms(struct inode *inode,
mode = be16_to_cpu(perms->mode);
i_uid_write(inode, be32_to_cpu(perms->owner));
- if (!i_uid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_UID, &sbi->flags)) || (!i_uid_read(inode) && !mode))
inode->i_uid = sbi->uid;
i_gid_write(inode, be32_to_cpu(perms->group));
- if (!i_gid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_GID, &sbi->flags)) || (!i_gid_read(inode) && !mode))
inode->i_gid = sbi->gid;
if (dir) {
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index 047e05c575601..c94a58762ad6d 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -140,6 +140,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!uid_valid(sbi->uid)) {
pr_err("invalid uid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_UID, &sbi->flags);
}
break;
case opt_gid:
@@ -151,6 +153,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!gid_valid(sbi->gid)) {
pr_err("invalid gid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_GID, &sbi->flags);
}
break;
case opt_part: