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-rw-r--r--cpu/pxa/i2c.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/cpu/pxa/i2c.c b/cpu/pxa/i2c.c
index 722d949473f..92dd19f95f2 100644
--- a/cpu/pxa/i2c.c
+++ b/cpu/pxa/i2c.c
@@ -457,7 +457,7 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len)
uchar i2c_reg_read (uchar chip, uchar reg)
{
- char buf;
+ uchar buf;
PRINTD(("i2c_reg_read(chip=0x%02x, reg=0x%02x)\n",chip,reg));
i2c_read(chip, reg, 1, &buf, 1);