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authormav <mav@FreeBSD.org>2011-01-17 19:31:34 +0000
committermav <mav@FreeBSD.org>2011-01-17 19:31:34 +0000
commitf4390b5740c43afad7218e4bd73f5e0a0b5817c3 (patch)
tree10ba27588c6f3e0df730f41c4ebcee647cc62879
parentd326a38b4b0f991450af222a605d5770df1a7aaa (diff)
downloadFreeBSD-src-f4390b5740c43afad7218e4bd73f5e0a0b5817c3.zip
FreeBSD-src-f4390b5740c43afad7218e4bd73f5e0a0b5817c3.tar.gz
Fix 32bit bit fields handling. This fixes card serial number fetching.
It was just a cosmetic issue, because that number is only reported in logs. Reported by: Michael Butler on current@
-rw-r--r--sys/dev/mmc/mmc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/mmc/mmc.c b/sys/dev/mmc/mmc.c
index 63c81dd..45ddd56 100644
--- a/sys/dev/mmc/mmc.c
+++ b/sys/dev/mmc/mmc.c
@@ -749,7 +749,7 @@ mmc_get_bits(uint32_t *bits, int bit_len, int start, int size)
uint32_t retval = bits[i] >> shift;
if (size + shift > 32)
retval |= bits[i - 1] << (32 - shift);
- return (retval & ((1 << size) - 1));
+ return (retval & ((1llu << size) - 1));
}
static void
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