src/flash/nor/at91sam3|4l|7: fix clang static analyzer warnings

Change-Id: I5cd2b2ebb2bd1980bdd1632b5c35bda9718a1089
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: http://openocd.zylin.com/5365
Tested-by: jenkins
Reviewed-by: Oleksij Rempel <linux@rempel-privat.de>

3 files changed, 4 insertions, 7 deletions

diff --git a/src/flash/nor/at91sam3.c b/src/flash/nor/at91sam3.c
index 2457c15f..af0b50b4 100644
--- a/src/flash/nor/at91sam3.c
+++ b/src/flash/nor/at91sam3.c
@@ -3653,7 +3653,8 @@ showall:
 		}
 		if ((who >= 0) && (((unsigned)(who)) < pChip->details.n_gpnvms)) {
 			r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), who, &v);
-			command_print(CMD, "sam3-gpnvm%u: %u", who, v);
+			if (r == ERROR_OK)
+				command_print(CMD, "sam3-gpnvm%u: %u", who, v);
 			return r;
 		} else {
 			command_print(CMD, "sam3-gpnvm invalid GPNVM: %u", who);
diff --git a/src/flash/nor/at91sam4l.c b/src/flash/nor/at91sam4l.c
index d356398d..d4bfe531 100644
--- a/src/flash/nor/at91sam4l.c
+++ b/src/flash/nor/at91sam4l.c
@@ -601,6 +601,7 @@ static int sam4l_write(struct flash_bank *bank, const uint8_t *buffer,
 
 	/* There's at least one aligned page to write out. */
 	if (count >= chip->page_size) {
+		assert(chip->page_size > 0);
 		int np = count / chip->page_size + ((count % chip->page_size) ? 1 : 0);
 
 		for (int i = 0; i < np; i++) {
diff --git a/src/flash/nor/at91sam7.c b/src/flash/nor/at91sam7.c
index 232260b9..039746c1 100644
--- a/src/flash/nor/at91sam7.c
+++ b/src/flash/nor/at91sam7.c
@@ -711,8 +711,6 @@ FLASH_BANK_COMMAND_HANDLER(at91sam7_flash_bank_command)
 	uint16_t page_size;
 	uint16_t num_nvmbits;
 
-	char *target_name_t;
-
 	int bnk, sec;
 
 	at91sam7_info = malloc(sizeof(struct at91sam7_flash_bank));
@@ -753,9 +751,6 @@ FLASH_BANK_COMMAND_HANDLER(at91sam7_flash_bank_command)
 		return ERROR_OK;
 	}
 
-	target_name_t = calloc(strlen(CMD_ARGV[7]) + 1, sizeof(char));
-	strcpy(target_name_t, CMD_ARGV[7]);
-
 	/* calculate bank size  */
 	bank_size = num_sectors * pages_per_sector * page_size;
 
@@ -794,7 +789,7 @@ FLASH_BANK_COMMAND_HANDLER(at91sam7_flash_bank_command)
 
 		at91sam7_info = t_bank->driver_priv;
 
-		at91sam7_info->target_name  = target_name_t;
+		at91sam7_info->target_name = strdup(CMD_ARGV[7]);
 		at91sam7_info->flashmode = 0;
 		at91sam7_info->ext_freq  = ext_freq;
 		at91sam7_info->num_nvmbits = num_nvmbits;