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authorLinus Torvalds <torvalds@linux-foundation.org>2019-09-21 21:10:16 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-09-21 21:10:16 +0300
commit104c0d6bc43e10ba84931c45b67e2c76c9c67f68 (patch)
treeea80d62d9e5cc112b89928435be6be94673c0f39 /fs/ubifs
parent9dca3432ee063b70a4cfb3f0857d0aeef7b84fa8 (diff)
parent6a379f67454a3c740671ed6c7793b76ffecef50b (diff)
downloadlinux-104c0d6bc43e10ba84931c45b67e2c76c9c67f68.tar.xz
Merge tag 'upstream-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs
Pull UBI, UBIFS and JFFS2 updates from Richard Weinberger: "UBI: - Be less stupid when placing a fastmap anchor - Try harder to get an empty PEB in case of contention - Make ubiblock to warn if image is not a multiple of 512 UBIFS: - Various fixes in error paths JFFS2: - Various fixes in error paths" * tag 'upstream-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs: jffs2: Fix memory leak in jffs2_scan_eraseblock() error path jffs2: Remove jffs2_gc_fetch_page and jffs2_gc_release_page jffs2: Fix possible null-pointer dereferences in jffs2_add_frag_to_fragtree() ubi: block: Warn if volume size is not multiple of 512 ubifs: Fix memory leak bug in alloc_ubifs_info() error path ubifs: Fix memory leak in __ubifs_node_verify_hmac error path ubifs: Fix memory leak in read_znode() error path ubi: ubi_wl_get_peb: Increase the number of attempts while getting PEB ubi: Don't do anchor move within fastmap area ubifs: Remove redundant assignment to pointer fname
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/auth.c4
-rw-r--r--fs/ubifs/debug.c1
-rw-r--r--fs/ubifs/super.c4
-rw-r--r--fs/ubifs/tnc_misc.c1
4 files changed, 7 insertions, 3 deletions
diff --git a/fs/ubifs/auth.c b/fs/ubifs/auth.c
index d9af2de9084a..8cdbd53d780c 100644
--- a/fs/ubifs/auth.c
+++ b/fs/ubifs/auth.c
@@ -479,8 +479,10 @@ int __ubifs_node_verify_hmac(const struct ubifs_info *c, const void *node,
return -ENOMEM;
err = ubifs_node_calc_hmac(c, node, len, ofs_hmac, hmac);
- if (err)
+ if (err) {
+ kfree(hmac);
return err;
+ }
err = crypto_memneq(hmac, node + ofs_hmac, hmac_len);
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index a5f10d79e0dd..e4b52783819d 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2817,7 +2817,6 @@ void dbg_debugfs_init_fs(struct ubifs_info *c)
c->vi.ubi_num, c->vi.vol_id);
if (n == UBIFS_DFS_DIR_LEN) {
/* The array size is too small */
- fname = UBIFS_DFS_DIR_NAME;
return;
}
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 5e1e8ec0589e..7d4547e5202d 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -2267,8 +2267,10 @@ static struct dentry *ubifs_mount(struct file_system_type *fs_type, int flags,
}
} else {
err = ubifs_fill_super(sb, data, flags & SB_SILENT ? 1 : 0);
- if (err)
+ if (err) {
+ kfree(c);
goto out_deact;
+ }
/* We do not support atime */
sb->s_flags |= SB_ACTIVE;
if (IS_ENABLED(CONFIG_UBIFS_ATIME_SUPPORT))
diff --git a/fs/ubifs/tnc_misc.c b/fs/ubifs/tnc_misc.c
index 6f293f662d98..49cb34c3f324 100644
--- a/fs/ubifs/tnc_misc.c
+++ b/fs/ubifs/tnc_misc.c
@@ -284,6 +284,7 @@ static int read_znode(struct ubifs_info *c, struct ubifs_zbranch *zzbr,
err = ubifs_node_check_hash(c, idx, zzbr->hash);
if (err) {
ubifs_bad_hash(c, idx, zzbr->hash, lnum, offs);
+ kfree(idx);
return err;
}