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author | Thomas Gleixner <tglx@linutronix.de> | 2019-05-06 12:04:12 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2019-05-06 12:04:12 +0200 |
commit | fb4e0592654adb31bc6f3a738d6499b816a655d6 (patch) | |
tree | e6edaf18cf3a7f49e93fb51de5a47f4b9e786f53 /block/bio.c | |
parent | irq_work: Do not raise an IPI when queueing work on the local CPU (diff) | |
parent | iommu/dma-iommu: Remove iommu_dma_map_msi_msg() (diff) | |
download | linux-dev-fb4e0592654adb31bc6f3a738d6499b816a655d6.tar.xz linux-dev-fb4e0592654adb31bc6f3a738d6499b816a655d6.zip |
Merge tag 'irqchip-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates from Marc Zyngier
- The huge (and terrifying) TI INTR/INTA set of drivers
- Rewrite of the stm32mp1-exti driver as a platform driver
- Update the IOMMU MSI mapping API to be RT friendly
- A number of cleanups and other low impact fixes
Diffstat (limited to 'block/bio.c')
-rw-r--r-- | block/bio.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/block/bio.c b/block/bio.c index b64cedc7f87c..716510ecd7ff 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1298,8 +1298,11 @@ struct bio *bio_copy_user_iov(struct request_queue *q, } } - if (bio_add_pc_page(q, bio, page, bytes, offset) < bytes) + if (bio_add_pc_page(q, bio, page, bytes, offset) < bytes) { + if (!map_data) + __free_page(page); break; + } len -= bytes; offset = 0; |