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bnx2x: fix a crash on corrupt firmware file

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If the requested firmware is deemed corrupt and then released, reset the
pointer to NULL in order to avoid double-freeing it in
bnx2x_release_firmware() or dereferencing it in bnx2x_init_firmware().

Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Acked-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Schmidt 2012-03-15 14:08:28 +00:00 committed by David S. Miller
parent cc34eb672e
commit 127d0a198a
1 changed files with 1 additions and 0 deletions
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1
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
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@ -10901,6 +10901,7 @@ int bnx2x_init_firmware(struct bnx2x *bp)
kfree(bp->init_data);
request_firmware_exit:
release_firmware(bp->firmware);
bp->firmware = NULL;
return rc;
}