btrfs-progs: check sscanf return code
coverity warned that the return code from sscanf() assigned to 'i' wasn't checked before being assigned again. Check it. Signed-off-by: Zach Brown <zab@zabbo.net> Signed-off-by: David Sterba <dsterba@suse.cz>
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7
utils.c
7
utils.c
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@ -1579,7 +1579,12 @@ scan_again:
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strcpy(fullpath,"/dev/");
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while(fgets(buf, 1023, proc_partitions)) {
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i = sscanf(buf," %*d %*d %*d %99s", fullpath+5);
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ret = sscanf(buf," %*d %*d %*d %99s", fullpath + 5);
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if (ret != 1) {
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fprintf(stderr,
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"failed to scan device name from /proc/partitions\n");
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break;
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}
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/*
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* multipath and MD devices may register as a btrfs filesystem
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