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author | Andreas Schwab <schwab@suse.de> | 2018-09-27 11:12:13 +0200 |
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committer | Andreas Schwab <schwab@suse.de> | 2018-09-27 12:31:03 +0200 |
commit | f841c97e515a1673485a2b12b3c280073d737890 (patch) | |
tree | 67decd1b815cb83bcee1fd064fe298a8e9b99c77 /stdlib/tst-setcontext9.c | |
parent | 6ca8284e7a522ce3cdc9fdd2e73795c753890634 (diff) | |
download | glibc-f841c97e515a1673485a2b12b3c280073d737890.tar.gz glibc-f841c97e515a1673485a2b12b3c280073d737890.tar.xz glibc-f841c97e515a1673485a2b12b3c280073d737890.zip |
Fix stack overflow in tst-setcontext9 (bug 23717)
The function f1a, executed on a stack of size 32k, allocates an object of size 32k on the stack. Make the stack variables static to reduce excessive stack usage.
Diffstat (limited to 'stdlib/tst-setcontext9.c')
-rw-r--r-- | stdlib/tst-setcontext9.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/stdlib/tst-setcontext9.c b/stdlib/tst-setcontext9.c index db8355766c..009928235d 100644 --- a/stdlib/tst-setcontext9.c +++ b/stdlib/tst-setcontext9.c @@ -58,7 +58,7 @@ f1b (void) static void f1a (void) { - char st2[32768]; + static char st2[32768]; puts ("start f1a"); if (getcontext (&ctx[2]) != 0) { @@ -93,7 +93,7 @@ f1a (void) static int do_test (void) { - char st1[32768]; + static char st1[32768]; puts ("making contexts"); if (getcontext (&ctx[0]) != 0) { |