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@@ -132,7 +132,7 @@ static lbaint_t fb_mmc_get_boot_header(struct blk_desc *dev_desc,
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/* Read the boot image header */
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res = blk_dread(dev_desc, info->start, hdr_sectors, (void *)hdr);
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- if (res == 0) {
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+ if (res != hdr_sectors) {
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error("cannot read header from boot partition");
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fastboot_fail("cannot read header from boot partition");
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return 0;
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@@ -215,7 +215,7 @@ static int fb_mmc_update_zimage(struct blk_desc *dev_desc,
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ramdisk_buffer = (u8 *)hdr + (hdr_sectors * info.blksz);
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res = blk_dread(dev_desc, ramdisk_sector_start, ramdisk_sectors,
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ramdisk_buffer);
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- if (res == 0) {
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+ if (res != ramdisk_sectors) {
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error("cannot read ramdisk from boot partition");
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fastboot_fail("cannot read ramdisk from boot partition");
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return -1;
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