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[S390] missing check in dasd_eer_open.

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Check the return value of kzalloc in dasd_eer_open.

Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Stefan Weinhuber 2006-06-29 14:57:46 +02:00 committed by Martin Schwidefsky
parent 132fab1363
commit f45a43d847
1 changed files with 2 additions and 0 deletions
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drivers/s390/block/dasd_eer.c
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@ -521,6 +521,8 @@ static int dasd_eer_open(struct inode *inp, struct file *filp)
unsigned long flags;
eerb = kzalloc(sizeof(struct eerbuffer), GFP_KERNEL);
if (!eerb)
return -ENOMEM;
eerb->buffer_page_count = eer_pages;
if (eerb->buffer_page_count < 1 ||
eerb->buffer_page_count > INT_MAX / PAGE_SIZE) {