Check return value of device reset ioctl Fixes: 33604c31354a ("vfio: refactor PCI BAR mapping") Coverity issue: 195003
Signed-off-by: Jonas Pfefferle <j...@zurich.ibm.com> --- lib/librte_eal/linuxapp/eal/eal_pci_vfio.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c index d407c87..d5f6637 100644 --- a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c +++ b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c @@ -333,7 +333,11 @@ pci_vfio_setup_device(struct rte_pci_device *dev, int vfio_dev_fd) } /* Reset the device */ - ioctl(vfio_dev_fd, VFIO_DEVICE_RESET); + if (ioctl(vfio_dev_fd, VFIO_DEVICE_RESET)) { + RTE_LOG(ERR, EAL, "Unable to reset device! Error: %d (%s)\n", + errno, strerror(errno)); + return -1; + } return 0; } -- 2.7.4