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| author | Chris Ruffin <cmruffin@gmail.com> | 2011-01-12 16:59:38 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 08:03:08 -0800 |
| commit | b8cb464e4a8abc60ad5a43e0375fec8a3c728167 (patch) | |
| tree | 963814e8a73c5ead81be22863d880f151b991eab /firmware/ihex2fw.c | |
| parent | 8369744fc4418743d3d84a8490d576e3dbf01594 (diff) | |
| download | lwn-b8cb464e4a8abc60ad5a43e0375fec8a3c728167.tar.gz lwn-b8cb464e4a8abc60ad5a43e0375fec8a3c728167.zip | |
ihex: fix unused return value compiler warning
Fix unusued return value compiler warnings due to unchecked write() calls.
[akpm@linux-foundation.org: correctly handle short writes]
Signed-off-by: Chris Ruffin <cmruffin@gmail.com>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'firmware/ihex2fw.c')
| -rw-r--r-- | firmware/ihex2fw.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/firmware/ihex2fw.c b/firmware/ihex2fw.c index ba0cf0b601bb..cf38e159131a 100644 --- a/firmware/ihex2fw.c +++ b/firmware/ihex2fw.c @@ -124,8 +124,7 @@ int main(int argc, char **argv) if (process_ihex(data, st.st_size)) return 1; - output_records(outfd); - return 0; + return output_records(outfd); } static int process_ihex(uint8_t *data, ssize_t size) @@ -269,11 +268,13 @@ static int output_records(int outfd) p->addr = htonl(p->addr); p->len = htons(p->len); - write(outfd, &p->addr, writelen); + if (write(outfd, &p->addr, writelen) != writelen) + return 1; p = p->next; } /* EOF record is zero length, since we don't bother to represent the type field in the binary version */ - write(outfd, zeroes, 6); + if (write(outfd, zeroes, 6) != 6) + return 1; return 0; } |