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From: Meelis Roos <mroos@linux.ee>
To: James Smart <james.smart@emulex.com>
Cc: linux-scsi@vgerkkernel.org,
	Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: [PATCH] fix lpfc compilation without debugfs
Date: Tue, 3 Apr 2012 14:06:44 +0300 (EEST)	[thread overview]
Message-ID: <alpine.SOC.1.00.1204031401350.23847@math.ut.ee> (raw)

3.4-rc1-104 fails to compile with

  CC [M]  drivers/scsi/lpfc/lpfc_scsi.o
drivers/scsi/lpfc/lpfc_scsi.c: In function ‘lpfc_bg_setup_bpl’:
drivers/scsi/lpfc/lpfc_scsi.c:1900:11: error: unused variable ‘rc’ [-Werror=unused-variable]
drivers/scsi/lpfc/lpfc_scsi.c: In function ‘lpfc_bg_setup_bpl_prot’:
drivers/scsi/lpfc/lpfc_scsi.c:2037:11: error: unused variable ‘rc’ [-Werror=unused-variable]
drivers/scsi/lpfc/lpfc_scsi.c: In function ‘lpfc_bg_setup_sgl’:
drivers/scsi/lpfc/lpfc_scsi.c:2256:11: error: unused variable ‘rc’ [-Werror=unused-variable]
drivers/scsi/lpfc/lpfc_scsi.c: In function ‘lpfc_bg_setup_sgl_prot’:
drivers/scsi/lpfc/lpfc_scsi.c:2386:11: error: unused variable ‘rc’ [-Werror=unused-variable]
cc1: all warnings being treated as errors

rc is used only when debugfs is used, so silence it by guarding rc 
definition by the same #ifdef.

Signed-off-by: Meelis Roos <mroos@linux.ee>

diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 88f3a83..8817057 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -1897,7 +1897,9 @@ lpfc_bg_setup_bpl(struct lpfc_hba *phba, struct scsi_cmnd *sc,
 	dma_addr_t physaddr;
 	int i = 0, num_bde = 0, status;
 	int datadir = sc->sc_data_direction;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
 	uint32_t rc;
+#endif
 	uint32_t checking = 1;
 	uint32_t reftag;
 	unsigned blksize;
@@ -2034,7 +2036,9 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc,
 	int datadir = sc->sc_data_direction;
 	unsigned char pgdone = 0, alldone = 0;
 	unsigned blksize;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
 	uint32_t rc;
+#endif
 	uint32_t checking = 1;
 	uint32_t reftag;
 	uint8_t txop, rxop;
@@ -2253,7 +2257,9 @@ lpfc_bg_setup_sgl(struct lpfc_hba *phba, struct scsi_cmnd *sc,
 	uint32_t reftag;
 	unsigned blksize;
 	uint8_t txop, rxop;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
 	uint32_t rc;
+#endif
 	uint32_t checking = 1;
 	uint32_t dma_len;
 	uint32_t dma_offset = 0;
@@ -2383,7 +2389,9 @@ lpfc_bg_setup_sgl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc,
 	uint32_t reftag;
 	uint8_t txop, rxop;
 	uint32_t dma_len;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
 	uint32_t rc;
+#endif
 	uint32_t checking = 1;
 	uint32_t dma_offset = 0;
 	int num_sge = 0;

-- 
Meelis Roos (mroos@linux.ee)

                 reply	other threads:[~2012-04-03 11:06 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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