thirdparty/util-linux
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setarch: print error when command runs without arguments

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$ ./setarch
Segmentation fault (core dumped)
$ coredumpctl gdb
...
Program terminated with signal SIGSEGV, Segmentation fault.
301                     if (*argv[1] != '-') {

Reference: 5edb0ea6bb
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2015-02-17 22:31:48 +00:00 • committed by Karel Zak
parent 0209a128b5
commit 00b5ef70e2
1 changed files with 1 additions and 1 deletions
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2
sys-utils/setarch.c
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@ -298,7 +298,7 @@ int main(int argc, char *argv[])
if (archwrapper) if (archwrapper)
arch = program_invocation_short_name; /* symlinks to setarch */ arch = program_invocation_short_name; /* symlinks to setarch */
else { else {
if (*argv[1] != '-') { if (1 < argc && *argv[1] != '-') {
arch = argv[1]; arch = argv[1];
argv[1] = argv[0]; /* for getopt_long() to get the program name */ argv[1] = argv[0]; /* for getopt_long() to get the program name */
argv++; argv++;