do_command() is supposed to set errno if returning -1.
---
tools/csr_bcsp.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/tools/csr_bcsp.c b/tools/csr_bcsp.c
index df247a2..7bfaf5a 100644
--- a/tools/csr_bcsp.c
+++ b/tools/csr_bcsp.c
@@ -219,6 +219,7 @@ static int do_command(uint16_t command, uint16_t seqnum, uint16_t varid, uint8_t
if (timeout++ > 5000) {
fprintf(stderr, "Operation timed out\n");
+ errno = ETIMEDOUT;
return -1;
}
}
--
1.7.0.4
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