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Date: Mon, 2 Apr 2007 23:47:54 +0300 From: Timo Savola <tsavola@...ial.fi> To: miklos@...redi.hu Cc: linux-kernel@...r.kernel.org, fuse-devel@...ts.sourceforge.net Subject: [PATCH] FUSE: Validate rootmode mount option If rootmode doesn't include any file type bits, we hit the BUG() in fuse_init_inode. Now EINVAL is returned. Signed-off-by: Timo Savola <tsavola@...ial.fi> --- fs/fuse/inode.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 5ab8e50..503c9cd 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -330,6 +330,8 @@ static int parse_fuse_opt(char *opt, struct fuse_mount_data *d, int is_bdev) case OPT_ROOTMODE: if (match_octal(&args[0], &value)) return 0; + if ((value & S_IFMT) == 0) + return 0; d->rootmode = value; d->rootmode_present = 1; break; -- 1.4.4.4 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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