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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-07-24 12:51:10 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-07-24 12:51:10 -0400 |
| commit | dc05973b288a5226bb7e56afd6c2fa07560a907c (patch) | |
| tree | 2e1eade8b6010ff4c844341fdeec9ee966d75ac7 /fs/reiserfs/super.c | |
| parent | 297fae4d0bee5d683533f3324baf1b363e7b48bf (diff) | |
| parent | e7bdea7750eb2a64aea4a08fa5c0a31719c8155d (diff) | |
Merge commit 'e7bdea7750eb'
Needed in order to work on top of pNFS changes in Linus' upstream kernel.
Diffstat (limited to 'fs/reiserfs/super.c')
| -rw-r--r-- | fs/reiserfs/super.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index b8f2d1e8c645..c72c16c5a60f 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -1393,7 +1393,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) unsigned long safe_mask = 0; unsigned int commit_max_age = (unsigned int)-1; struct reiserfs_journal *journal = SB_JOURNAL(s); - char *new_opts = kstrdup(arg, GFP_KERNEL); + char *new_opts; int err; char *qf_names[REISERFS_MAXQUOTAS]; unsigned int qfmt = 0; @@ -1401,6 +1401,10 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) int i; #endif + new_opts = kstrdup(arg, GFP_KERNEL); + if (arg && !new_opts) + return -ENOMEM; + sync_filesystem(s); reiserfs_write_lock(s); @@ -1546,7 +1550,8 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) } out_ok_unlocked: - replace_mount_options(s, new_opts); + if (new_opts) + replace_mount_options(s, new_opts); return 0; out_err_unlock: |