Commit ce657611 authored Mar 21, 2015 by Sanidhya Kashyap Committed by Linus Torvalds Jul 09, 2015

hpfs: kstrdup() out of memory handling



There is a possibility of nothing being allocated to the new_opts in
case of memory pressure, therefore return ENOMEM for such case.

Signed-off-by: Sanidhya Kashyap <sanidhya.gatech@gmail.com>
Signed-off-by: Mikulas Patocka <mikulas@twibright.com>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent d7b04097

fs/hpfs/super.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -452,6 +452,9 @@ static int hpfs_remount_fs(struct super_block s, int flags, char *data)
		struct hpfs_sb_info *sbi = hpfs_sb(s);
		char *new_opts = kstrdup(data, GFP_KERNEL);

		if (!new_opts)
		return -ENOMEM;

		sync_filesystem(s);

		*flags \|= MS_NOATIME;