Doug / smarc-fsl-linux-kernel

Download as
Browse Code ยป

Commit a37b06d589f2c687a38d07569f4ef97c650fde39

Authored by Doug Chapman
Committed by Phillip Lougher
1 parent 1d80cac0fe
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

Squashfs: fix breakage when page size > metadata block size 

Squashfs is broken on any system where the page size is larger than
the metadata size (8192).  This is easily fixed by ensuring cache->pages
is always > 0.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Doug Chapman <doug.chapman@hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>

Showing 1 changed file with 1 additions and 0 deletions Side-by-side Diff

... ... @@ -252,6 +252,7 @@
252 252 cache->entries = entries;
253 253 cache->block_size = block_size;
254 254 cache->pages = block_size >> PAGE_CACHE_SHIFT;
  255 + cache->pages = cache->pages ? cache->pages : 1;
255 256 cache->name = name;
256 257 cache->num_waiters = 0;
257 258 spin_lock_init(&cache->lock);