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Subject[PATCH 5.4 199/222] scsi: esas2r: unlock on error in esas2r_nvram_read_direct()
Date
From: Dan Carpenter <dan.carpenter@oracle.com>

commit 906ca6353ac09696c1bf0892513c8edffff5e0a6 upstream.

This error path is missing an unlock.

Fixes: 26780d9e12ed ("[SCSI] esas2r: ATTO Technology ExpressSAS 6G SAS/SATA RAID Adapter Driver")
Link: https://lore.kernel.org/r/20191022102324.GA27540@mwanda
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/scsi/esas2r/esas2r_flash.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/scsi/esas2r/esas2r_flash.c
+++ b/drivers/scsi/esas2r/esas2r_flash.c
@@ -1197,6 +1197,7 @@ bool esas2r_nvram_read_direct(struct esa
if (!esas2r_read_flash_block(a, a->nvram, FLS_OFFSET_NVR,
sizeof(struct esas2r_sas_nvram))) {
esas2r_hdebug("NVRAM read failed, using defaults");
+ up(&a->nvram_semaphore);
return false;
}


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