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scp: Check return value of ssh_channel_poll.

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Found by Coverity.
This commit is contained in:
Andreas Schneider 2012-10-08 19:47:46 +02:00
parent 41269874f5
commit 6acce40a28
1 changed files with 5 additions and 1 deletions
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6
src/scp.c
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@ -419,7 +419,11 @@ int ssh_scp_write(ssh_scp scp, const void *buffer, size_t len){
if(scp->processed + len > scp->filelen)
len = (size_t) (scp->filelen - scp->processed);
/* hack to avoid waiting for window change */
ssh_channel_poll(scp->channel,0);
r = ssh_channel_poll(scp->channel, 0);
if (r == SSH_ERROR) {
scp->state = SSH_SCP_ERROR;
return SSH_ERROR;
}
w=ssh_channel_write(scp->channel,buffer,len);
if(w != SSH_ERROR)
scp->processed += w;