tree 6a39e3be9bcf99cddc0ce0b0ed15aac794b527f8
parent 9e978d8f7db1c5de7cdc6450a8ca208db3b95f84
author Chandra Seetharaman <sekharan@us.ibm.com> 1312337909 +0000
committer Alex Elder <aelder@sgi.com> 1313174369 -0500

xfs: Check the return value of xfs_buf_read() for NULL

Check the return value of xfs_buf_read() for NULL and return ENOMEM
if it is NULL.  This is necessary in a few spots to avoid subsequent
code blindly dereferencing the null buffer pointer.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Alex Elder <aelder@sgi.com>