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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-03 16:08:21 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-03 16:08:21 (GMT) |
commit | 60f8a8d4c6c46bb080e8e65d30be31b172a39a78 (patch) | |
tree | d8fcf72ba13cb4a78b4457e869b7260c1ac7fe46 /fs/fuse | |
parent | b037bba71bca77c7247e7c2079f227ad7b961c34 (diff) | |
parent | b2d82ee3c8b2193ee5bc7eca4687ee9be30abd34 (diff) | |
download | linux-fsl-qoriq-60f8a8d4c6c46bb080e8e65d30be31b172a39a78.tar.xz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
fuse: fix large stack use
fuse: cleanup in fuse_notify_inval_...()
Diffstat (limited to 'fs/fuse')
-rw-r--r-- | fs/fuse/dev.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 51d9e33..eb7e942 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -865,13 +865,10 @@ static int fuse_notify_inval_inode(struct fuse_conn *fc, unsigned int size, down_read(&fc->killsb); err = -ENOENT; - if (!fc->sb) - goto err_unlock; - - err = fuse_reverse_inval_inode(fc->sb, outarg.ino, - outarg.off, outarg.len); - -err_unlock: + if (fc->sb) { + err = fuse_reverse_inval_inode(fc->sb, outarg.ino, + outarg.off, outarg.len); + } up_read(&fc->killsb); return err; @@ -884,10 +881,15 @@ static int fuse_notify_inval_entry(struct fuse_conn *fc, unsigned int size, struct fuse_copy_state *cs) { struct fuse_notify_inval_entry_out outarg; - int err = -EINVAL; - char buf[FUSE_NAME_MAX+1]; + int err = -ENOMEM; + char *buf; struct qstr name; + buf = kzalloc(FUSE_NAME_MAX + 1, GFP_KERNEL); + if (!buf) + goto err; + + err = -EINVAL; if (size < sizeof(outarg)) goto err; @@ -910,16 +912,14 @@ static int fuse_notify_inval_entry(struct fuse_conn *fc, unsigned int size, down_read(&fc->killsb); err = -ENOENT; - if (!fc->sb) - goto err_unlock; - - err = fuse_reverse_inval_entry(fc->sb, outarg.parent, &name); - -err_unlock: + if (fc->sb) + err = fuse_reverse_inval_entry(fc->sb, outarg.parent, &name); up_read(&fc->killsb); + kfree(buf); return err; err: + kfree(buf); fuse_copy_finish(cs); return err; } |