The function blk_dread will return -ENOSYS on failure or on success the
number of blocks read, which must be the number asked to read (otherwise
it failed somewhere). Correct this check.
Reported-by: Coverity (CID: 166335)
Cc: Philipp Tomsich <philipp.toms...@theobroma-systems.com>
Cc: Simon Glass <s...@chromium.org>
Cc: Bin Meng <bmeng...@gmail.com>
Signed-off-by: Tom Rini <tr...@konsulko.com>
---
cmd/read.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/cmd/read.c b/cmd/read.c
index ecf925426fcc..82c2d9ad994e 100644
--- a/cmd/read.c
+++ b/cmd/read.c
@@ -66,7 +66,7 @@ int do_read(cmd_tbl_t *cmdtp, int flag, int argc, char *
const argv[])
return 1;
}
- if (blk_dread(dev_desc, offset + blk, cnt, addr) < 0) {
+ if (blk_dread(dev_desc, offset + blk, cnt, addr) != cnt) {
printf("Error reading blocks\n");
return 1;
}
--
1.9.1
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