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driver/mmc: fix compile warnings

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Fix following compile warnings
fsl_esdhc_spl.c: In function 'mmc_boot':
fsl_esdhc_spl.c:35:10: warning: unused variable 'byte_num' [-Wunused-variable]
fsl_esdhc_spl.c:35:7: warning: unused variable 'i' [-Wunused-variable]
fsl_esdhc_spl.c:34:8: warning: unused variable 'val' [-Wunused-variable]
fsl_esdhc_spl.c:33:6: warning: unused variable 'blklen' [-Wunused-variable]
fsl_esdhc_spl.c:105:7: warning: 'tmp_buf' may be used uninitialized in this
function [-Wuninitialized]

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Prabhakar Kushwaha 2014-03-31 15:32:03 +05:30 committed by York Sun
parent c3678b0937
commit 613ab32c47
1 changed files with 5 additions and 1 deletions
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6
drivers/mmc/fsl_esdhc_spl.c
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@ -29,10 +29,12 @@ void __noreturn mmc_boot(void)
{
__attribute__((noreturn)) void (*uboot)(void);
uint blk_start, blk_cnt, err;
u32 blklen;
#ifndef CONFIG_FSL_CORENET
uchar *tmp_buf;
u32 blklen;
uchar val;
uint i, byte_num;
#endif
u32 offset, code_len;
struct mmc *mmc;
@ -102,7 +104,9 @@ void __noreturn mmc_boot(void)
(uchar *)CONFIG_SYS_MMC_U_BOOT_DST);
if (err != blk_cnt) {
puts("spl: mmc read failed!!\n");
#ifndef CONFIG_FSL_CORENET
free(tmp_buf);
#endif
hang();
}