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scsi: esas2r: unlock on error in esas2r_nvram_read_direct() 

This error path is missing an unlock.

Fixes: 26780d9e12 ("[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>
This commit is contained in:
Dan Carpenter 2019-10-22 13:23:24 +03:00 committed by Martin K. Petersen
parent e07734fdee
commit 906ca6353a
1 changed files with 1 additions and 0 deletions
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drivers/scsi/esas2r/esas2r_flash.c
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@ -1197,6 +1197,7 @@ bool esas2r_nvram_read_direct(struct esas2r_adapter *a)
if (!esas2r_read_flash_block(a, a->nvram, FLS_OFFSET_NVR, if (!esas2r_read_flash_block(a, a->nvram, FLS_OFFSET_NVR,
sizeof(struct esas2r_sas_nvram))) { sizeof(struct esas2r_sas_nvram))) {
esas2r_hdebug("NVRAM read failed, using defaults"); esas2r_hdebug("NVRAM read failed, using defaults");
up(&a->nvram_semaphore);
return false; return false;
} }