>-----Original Message----- >From: Dan Carpenter [mailto:dan.carpen...@oracle.com] >Sent: Saturday, June 29, 2013 2:51 AM >To: DL-MegaRAID Linux; Saxena, Sumit >Cc: James E.J. Bottomley; linux-scsi@vger.kernel.org; kernel- >janit...@vger.kernel.org >Subject: [patch] [SCSI] megaraid_sas: fix a bug for 64 bit arches > >On 64 bit then -1UL and -1U are not equal, so these conditions don't >work as intended and it breaks error handling. > >Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com> > >diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c >b/drivers/scsi/megaraid/megaraid_sas_fp.c >index 8056eac..4f401f7 100644 >--- a/drivers/scsi/megaraid/megaraid_sas_fp.c >+++ b/drivers/scsi/megaraid/megaraid_sas_fp.c >@@ -585,7 +585,7 @@ u8 get_arm(struct megasas_instance *instance, u32 >ld, u8 span, u64 stripe, > case 1: > /* start with logical arm */ > arm = get_arm_from_strip(instance, ld, stripe, map); >- if (arm != -1UL) >+ if (arm != -1U) > arm *= 2; > break; > } >@@ -637,7 +637,7 @@ static u8 mr_spanset_get_phy_params(struct >megasas_instance *instance, u32 ld, > > if (raid->level == 6) { > logArm = get_arm_from_strip(instance, ld, stripRow, map); >- if (logArm == -1UL) >+ if (logArm == -1U) > return FALSE; > rowMod = mega_mod64(row, SPAN_ROW_SIZE(map, ld, span)); > armQ = SPAN_ROW_SIZE(map, ld, span) - 1 - rowMod;
Acked-by: Sumit Saxena <sumit.sax...@lsi.com> Sumit -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
