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mmc: core: correct invalid error checking

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The effect of the existing code is that we continue blindly when we
should warn about an invalid allocation unit.

Reported-by: dcb314@hotmail.com
Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=44061
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Alan Cox 2012-07-02 18:55:13 +01:00 committed by Chris Ball
parent 68737043bb
commit b63b5e819d
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/core/sd.c
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@ -244,7 +244,7 @@ static int mmc_read_ssr(struct mmc_card *card)
* bitfield positions accordingly.
*/
au = UNSTUFF_BITS(ssr, 428 - 384, 4);
if (au > 0 || au <= 9) {
if (au > 0 && au <= 9) {
card->ssr.au = 1 << (au + 4);
es = UNSTUFF_BITS(ssr, 408 - 384, 16);
et = UNSTUFF_BITS(ssr, 402 - 384, 6);