[PATCH] alloc_fdtable() expansion fix · a29b0b74e7 - Gogs

[PATCH] alloc_fdtable() expansion fix

We're supposed to go the next power of two if nfds==nr.

Of `nr', not of `nfsd'.

Spotted by Rene Scharfe <rene.scharfe@lsrfire.ath.cx>

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

Andrew Morton 19 years ago

parent

ec572e3f87

commit

a29b0b74e7

1 changed files with 1 additions and 1 deletions

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							+ 1
							
							- 1
						
fs/file.c
							 
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				@@ -240,7 +240,7 @@ static struct fdtable *alloc_fdtable(int nr)
			
				 	if (!fdt)
			
				   		goto out;
			
				-	nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(nfds));
			
				+	nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(nr + 1));
			
				 	if (nfds > NR_OPEN)
			
				 		nfds = NR_OPEN;