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authorDenys Vlasenko <vda.linux@googlemail.com>2011-02-15 18:35:54 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2011-02-15 18:35:54 +0100
commit4fdb67cc65e93967448bb28e4cb810ad5648bfea (patch)
treedcdae361dd7791cad00dcbf89d52244dea818063 /coreutils
parent28556b95febc77ebdd2d2f2e0be4a0157dcaf735 (diff)
downloadbusybox-4fdb67cc65e93967448bb28e4cb810ad5648bfea.tar.gz
echo: fix SEGV when run with no args
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'coreutils')
-rw-r--r--coreutils/echo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/coreutils/echo.c b/coreutils/echo.c
index 42c3f9ed8..72e18c161 100644
--- a/coreutils/echo.c
+++ b/coreutils/echo.c
@@ -97,7 +97,7 @@ int echo_main(int argc UNUSED_PARAM, char **argv)
buflen += strlen(arg) + 1;
pp++;
}
- out = buffer = xmalloc(buflen);
+ out = buffer = xmalloc(buflen + 1); /* +1 is needed for "no args" case */
while ((arg = *argv) != NULL) {
int c;