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GFS2: Eliminate unnecessary check for state > 3 in bitfit 

Function gfs2_bitfit was checking for state > 3, but that's
impossible since it is only called from rgblk_search, which receives
only GFS2_BLKST_ constants.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Bob Peterson 2012-08-09 12:48:47 -05:00 committed by Steven Whitehouse
parent e5dc76b9af
commit 29c05b205d
1 changed files with 0 additions and 2 deletions
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2
fs/gfs2/rgrp.c
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@ -228,8 +228,6 @@ static u32 gfs2_bitfit(const u8 *buf, const unsigned int len,
u64 mask = 0x5555555555555555ULL; u64 mask = 0x5555555555555555ULL;
u32 bit; u32 bit;
BUG_ON(state > 3);
/* Mask off bits we don't care about at the start of the search */ /* Mask off bits we don't care about at the start of the search */
mask <<= spoint; mask <<= spoint;
tmp = gfs2_bit_search(ptr, mask, state); tmp = gfs2_bit_search(ptr, mask, state);