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| author | Tom Rini <trini@konsulko.com> | 2017-08-14 20:58:50 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-08-20 09:54:30 -0400 |
| commit | d03618d5cbc3e1fb4f8c63f2e4966f825007ce08 (patch) | |
| tree | fe40556e424d977d1985ffaece87f15bc6e05a81 /cmd | |
| parent | 54f1792c8df1dba9cd41d811a7860ddd417f634e (diff) | |
| download | u-boot-d03618d5cbc3e1fb4f8c63f2e4966f825007ce08.tar.gz u-boot-d03618d5cbc3e1fb4f8c63f2e4966f825007ce08.tar.bz2 u-boot-d03618d5cbc3e1fb4f8c63f2e4966f825007ce08.zip | |
cmd/read.c: Fix checking blk_dread return value
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.tomsich@theobroma-systems.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/read.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/cmd/read.c b/cmd/read.c index ecf925426f..82c2d9ad99 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; } |