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Commit c9c64155 authored by Cyrill Gorcunov's avatar Cyrill Gorcunov Committed by Linus Torvalds
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UDF: check for allocated memory for data of new inodes 



Add checking for granted memory for inode data at the moment of its
creation.

Signed-off-by: default avatarCyrill Gorcunov <gorcunov@gmail.com>
Cc: Jan Kara <jack@ucw.cz>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d6214141

fs/udf/ialloc.c

+8 −1
Original line number Diff line number Diff line
@@ -136,6 +136,13 @@ struct inode * udf_new_inode (struct inode *dir, int mode, int * err) 
		UDF_I_EFE(inode) = 0;

		UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL);

	}

	if (!UDF_I_DATA(inode))

	{

		iput(inode);

		*err = -ENOMEM;

		mutex_unlock(&sbi->s_alloc_mutex);

		return NULL;

	}

	if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_AD_IN_ICB))

		UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;

	else if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_SHORT_AD))