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fs: fat: Fix cache align error message in fatwrite 

Use of malloc of do_fat_write() causes cache error on ARM v7 platforms.
Perhaps, the same problem will occur at any other CPUs.
This replaces malloc with memalign to fix cache buffer alignment.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Yoshiyuki Ito <yoshiyuki.ito.ub@renesas.com>
Tested-by: Hector Palacios <hector.palacios@digi.com>
This commit is contained in:
Nobuhiro Iwamatsu 2014-04-08 11:12:46 +09:00 committed by Tom Rini
parent 8e2615752e
commit 8abd053cf0
1 changed files with 1 additions and 1 deletions
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2
fs/fat/fat_write.c
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@ -952,7 +952,7 @@ static int do_fat_write(const char *filename, void *buffer,
} }
mydata->fatbufnum = -1; mydata->fatbufnum = -1;
mydata->fatbuf = malloc(FATBUFSIZE); mydata->fatbuf = memalign(ARCH_DMA_MINALIGN, FATBUFSIZE);
if (mydata->fatbuf == NULL) { if (mydata->fatbuf == NULL) {
debug("Error: allocating memory\n"); debug("Error: allocating memory\n");
return -1; return -1;