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| author |   Bob Moore <robert.moore@intel.com> | 2014-01-08 13:44:10 +0800 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-01-08 15:31:37 +0100 |
| commit | 4bec3d80a0c596cbde846cfb424058e1374ad6ff (patch) | |
| tree | 3276e94fa41a14547757a4421fd97e670e2856cb /drivers/acpi/acpica/evgpeblk.c | |
| parent | ACPICA: Add helper macros to extract bus/segment numbers from HEST table. (diff) | |
| download | linux-dev-4bec3d80a0c596cbde846cfb424058e1374ad6ff.tar.xz linux-dev-4bec3d80a0c596cbde846cfb424058e1374ad6ff.zip | |
ACPICA: Improve exception handling for GPE block installation.
1) Return an actual status value from acpi_ev_get_gpe_xrupt_block.
2) Don't clobber the status when exiting acpi_ev_install_gpe_block.
References: https://bugs.acpica.org/show_bug.cgi?id=1019
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/evgpeblk.c')
| -rw-r--r-- | drivers/acpi/acpica/evgpeblk.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c index a9e76bc4ad97..a31e549e64cc 100644 --- a/drivers/acpi/acpica/evgpeblk.c +++ b/drivers/acpi/acpica/evgpeblk.c @@ -87,9 +87,9 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block, return_ACPI_STATUS(status); } - gpe_xrupt_block = acpi_ev_get_gpe_xrupt_block(interrupt_number); - if (!gpe_xrupt_block) { - status = AE_NO_MEMORY; + status = + acpi_ev_get_gpe_xrupt_block(interrupt_number, &gpe_xrupt_block); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -112,7 +112,7 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block, acpi_os_release_lock(acpi_gbl_gpe_lock, flags); unlock_and_exit: - status = acpi_ut_release_mutex(ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); return_ACPI_STATUS(status); } |