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[SV 49116] Check potential null pointer dereference.

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* w32/subproc/sub_proc.c (make_command_line): Simplify cygwin shell
check for correctness.
This commit is contained in:
Paul Smith 2016-12-18 10:22:43 -05:00
parent 9c487cc537
commit 3d7c17c5a9
1 changed files with 3 additions and 3 deletions
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4
w32/subproc/sub_proc.c
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@ -1212,15 +1212,15 @@ make_command_line( char *shell_name, char *full_exec_path, char **argv)
unsigned int bytes_required = 0; unsigned int bytes_required = 0;
char* command_line; char* command_line;
char* command_line_i; char* command_line_i;
int cygwin_mode = 0; /* HAVE_CYGWIN_SHELL */
int have_sh = 0; /* HAVE_CYGWIN_SHELL */ int have_sh = 0; /* HAVE_CYGWIN_SHELL */
int cygwin_mode = 0; /* HAVE_CYGWIN_SHELL */
#ifdef HAVE_CYGWIN_SHELL #ifdef HAVE_CYGWIN_SHELL
have_sh = (shell_name != NULL || strstr(full_exec_path, "sh.exe"));
cygwin_mode = 1; cygwin_mode = 1;
#endif #endif
if (shell_name && full_exec_path) { if (shell_name && full_exec_path) {
have_sh = cygwin_mode && strstr(full_exec_path, "sh.exe");
bytes_required bytes_required
= strlen(shell_name) + 1 + strlen(full_exec_path); = strlen(shell_name) + 1 + strlen(full_exec_path);
/* /*