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qnx4: di_fname is an array, for crying out loud... 

(struct qnx4_inode_entry *)(bh->b_data + some_offset)->di_fname
is not going to be NULL, TYVM...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
wifi-calibration
Al Viro 2012-01-19 13:19:42 -05:00
parent 424a5334a5
commit 1aab323ea5
1 changed files with 12 additions and 14 deletions
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26
fs/qnx4/inode.c
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@ -194,20 +194,18 @@ static const char *qnx4_checkroot(struct super_block *sb)
}
for (i = 0; i < QNX4_INODES_PER_BLOCK; i++) {
rootdir = (struct qnx4_inode_entry *) (bh->b_data + i * QNX4_DIR_ENTRY_SIZE);
if (rootdir->di_fname != NULL) {
QNX4DEBUG((KERN_INFO "rootdir entry found : [%s]\n", rootdir->di_fname));
if (!strcmp(rootdir->di_fname,
QNX4_BMNAME)) {
found = 1;
qnx4_sb(sb)->BitMap = kmemdup(rootdir,
sizeof(struct qnx4_inode_entry),
GFP_KERNEL);
if (!qnx4_sb(sb)->BitMap) {
brelse (bh);
return "not enough memory for bitmap inode";
}/* keep bitmap inode known */
break;
}
QNX4DEBUG((KERN_INFO "rootdir entry found : [%s]\n", rootdir->di_fname));
if (!strcmp(rootdir->di_fname,
QNX4_BMNAME)) {
found = 1;
qnx4_sb(sb)->BitMap = kmemdup(rootdir,
sizeof(struct qnx4_inode_entry),
GFP_KERNEL);
if (!qnx4_sb(sb)->BitMap) {
brelse (bh);
return "not enough memory for bitmap inode";
}/* keep bitmap inode known */
break;
}
}
brelse(bh);