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powerpc/85xx: Fix signedness bug in cache-sram 

sram_params.sram_size and sram_params.sram_offset were unsigned.
If get_cache_sram_size() or get_cache_sram_offset() returns error code
then it is not seen to the caller.  Made sram_size and sram_offset signed.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Vasiliy Kulikov 2010-10-17 18:51:41 +04:00 committed by Kumar Gala
parent a2b31dd930
commit b0aea14bdc
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
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@ -94,14 +94,14 @@ static int __devinit mpc85xx_l2ctlr_of_probe(struct platform_device *dev,
l2cache_size = *prop;
sram_params.sram_size = get_cache_sram_size();
if (sram_params.sram_size <= 0) {
if ((int)sram_params.sram_size <= 0) {
dev_err(&dev->dev,
"Entire L2 as cache, Aborting Cache-SRAM stuff\n");
return -EINVAL;
}
sram_params.sram_offset = get_cache_sram_offset();
if (sram_params.sram_offset <= 0) {
if ((int64_t)sram_params.sram_offset <= 0) {
dev_err(&dev->dev,
"Entire L2 as cache, provide a valid sram offset\n");
return -EINVAL;