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(parent: 2bd34f2) | patch
ext4: fix oops when loading block bitmap failed
authorJan Kara <jack@suse.cz>
Thu, 30 Oct 2014 14:53:16 +0000 (10:53 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 14 Dec 2014 16:23:53 +0000 (16:23 +0000)
commit93604e7651f6cfccaa34d4fdb18b6a337594912e
tree6418ffca96be8218c18512fe6b563f28b6ce67d4tree | snapshot
parent2bd34f24f5db5997268f779c42a8dca20514a6f7commit | diff
ext4: fix oops when loading block bitmap failed

commit 599a9b77ab289d85c2d5c8607624efbe1f552b0f upstream.

When we fail to load block bitmap in __ext4_new_inode() we will
dereference NULL pointer in ext4_journal_get_write_access(). So check
for error from ext4_read_block_bitmap().

Coverity-id: 989065
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
fs/ext4/ialloc.c diff | blob | history
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