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Don't crash with a null device pointer

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This commit is contained in:
Alex Forencich 2019-12-04 13:37:53 -08:00
parent 90e2f8f5d0
commit 2fa4f595ee
1 changed files with 3 additions and 0 deletions
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3
utils/mqnic.c
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@ -173,6 +173,9 @@ fail_alloc:
void mqnic_close(struct mqnic *dev) void mqnic_close(struct mqnic *dev)
{ {
if (!dev)
return;
munmap((void *)dev->regs, dev->regs_size); munmap((void *)dev->regs, dev->regs_size);
close(dev->fd); close(dev->fd);
free(dev); free(dev);