/* * inode.c * * Copyright (C) 2001 Will Dyson */ #include #include "befs.h" #include "inode.h" /* * Validates the correctness of the befs inode * Returns BEFS_OK if the inode should be used, otherwise * returns BEFS_BAD_INODE */ int befs_check_inode(struct super_block *sb, befs_inode *raw_inode, befs_blocknr_t inode) { u32 magic1 = fs32_to_cpu(sb, raw_inode->magic1); befs_inode_addr ino_num = fsrun_to_cpu(sb, raw_inode->inode_num); u32 flags = fs32_to_cpu(sb, raw_inode->flags); /* check magic header. */ if (magic1 != BEFS_INODE_MAGIC1) { befs_error(sb, "Inode has a bad magic header - inode = %lu", (unsigned long)inode); return BEFS_BAD_INODE; } /* * Sanity check2: inodes store their own block address. Check it. */ if (inode != iaddr2blockno(sb, &ino_num)) { befs_error(sb, "inode blocknr field disagrees with vfs " "VFS: %lu, Inode %lu", (unsigned long) inode, (unsigned long)iaddr2blockno(sb, &ino_num)); return BEFS_BAD_INODE; } /* * check flag */ if (!(flags & BEFS_INODE_IN_USE)) { befs_error(sb, "inode is not used - inode = %lu", (unsigned long)inode); return BEFS_BAD_INODE; } return BEFS_OK; } e net-next plumbingsTobias Klauser
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /include/uapi/sound/Kbuild
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/uapi/sound/Kbuild')