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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-17 11:01:54 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-17 11:01:54 -0800 |
| commit | 23f268fa2db4cbe6c4c668d6c277fae906f54922 (patch) | |
| tree | 05e4baecce7415daedd591df0f3173872da53b07 /include | |
| parent | ac50e950784cae1c26ad9e09ebd8f8c706131eb3 (diff) | |
| parent | 1a0f437235ccb15361bfe0a37c7023f6234c2e9f (diff) | |
| download | linux-23f268fa2db4cbe6c4c668d6c277fae906f54922.tar.gz linux-23f268fa2db4cbe6c4c668d6c277fae906f54922.tar.bz2 linux-23f268fa2db4cbe6c4c668d6c277fae906f54922.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
[SCSI] bfa: declare MODULE_FIRMWARE
[SCSI] gdth: Prevent negative offsets in ioctl CVE-2009-3080
[SCSI] libsas: do not set res = 0 in sas_ex_discover_dev()
[SCSI] Fix incorrect reporting of host protection capabilities
[SCSI] pmcraid: Fix ppc64 driver build for using cpu_to_le32 on U8 data type
[SCSI] ipr: add workaround for MSI interrupts on P7
[SCSI] scsi_transport_fc: Fix WARN message for FC passthru failure paths
[SCSI] bfa: fix test in bfad_os_fc_host_init()
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/scsi_host.h | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 6e728b176904..47941fc5aba7 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -797,30 +797,23 @@ static inline unsigned int scsi_host_get_prot(struct Scsi_Host *shost) static inline unsigned int scsi_host_dif_capable(struct Scsi_Host *shost, unsigned int target_type) { - switch (target_type) { - case 1: - if (shost->prot_capabilities & SHOST_DIF_TYPE1_PROTECTION) - return target_type; - case 2: - if (shost->prot_capabilities & SHOST_DIF_TYPE2_PROTECTION) - return target_type; - case 3: - if (shost->prot_capabilities & SHOST_DIF_TYPE3_PROTECTION) - return target_type; - } + static unsigned char cap[] = { 0, + SHOST_DIF_TYPE1_PROTECTION, + SHOST_DIF_TYPE2_PROTECTION, + SHOST_DIF_TYPE3_PROTECTION }; - return 0; + return shost->prot_capabilities & cap[target_type] ? target_type : 0; } static inline unsigned int scsi_host_dix_capable(struct Scsi_Host *shost, unsigned int target_type) { #if defined(CONFIG_BLK_DEV_INTEGRITY) - switch (target_type) { - case 0: return shost->prot_capabilities & SHOST_DIX_TYPE0_PROTECTION; - case 1: return shost->prot_capabilities & SHOST_DIX_TYPE1_PROTECTION; - case 2: return shost->prot_capabilities & SHOST_DIX_TYPE2_PROTECTION; - case 3: return shost->prot_capabilities & SHOST_DIX_TYPE3_PROTECTION; - } + static unsigned char cap[] = { SHOST_DIX_TYPE0_PROTECTION, + SHOST_DIX_TYPE1_PROTECTION, + SHOST_DIX_TYPE2_PROTECTION, + SHOST_DIX_TYPE3_PROTECTION }; + + return shost->prot_capabilities & cap[target_type]; #endif return 0; } |