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| author | Patrick Georgi <patrick@georgi-clan.de> | 2014-08-03 15:27:35 +0200 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2014-08-04 20:57:12 +0200 |
| commit | 6fa6843a8d3ba9576a331c57818a5ecbe08a0f45 (patch) | |
| tree | 4e269287cc9ee25a1a94582d97b69775ae11f54a | |
| parent | 80fd01d2cc44a7a4077b5df25d5d09917e5ae04a (diff) | |
sconfig: improve argument parsing
Running sconfig with four arguments where the third
does not match /-./ made sconfig use uninitialized
memory to build the output filename.
Change-Id: If4a147ff23771ca9b6a913605af60249be1ca3d0
Found-By: Coverity Scan
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/6483
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
| -rw-r--r-- | util/sconfig/main.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/util/sconfig/main.c b/util/sconfig/main.c index c439951d0d..a37523c27d 100644 --- a/util/sconfig/main.c +++ b/util/sconfig/main.c @@ -570,7 +570,10 @@ int main(int argc, char** argv) { scan_mode = STATIC_MODE; outputc=malloc(strlen(outputdir)+20); sprintf(outputc, "%s/static.c", outputdir); - } else if ((argc == 5) && (argv[3][0] == '-') && (argv[3][2] == 0)) { + } else if (argc == 5) { + if ((argv[3][0] != '-') || (argv[3][2] == 0)) { + usage(); + } switch (argv[3][1]) { case 's': |